Update credits

We're all about that accessibility here!

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,10 +7,10 @@ assignees: ''
 
 ---
 
-Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/guide_for_contributing.md) before posting.
+Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/CONTRIBUTING.md) before posting.
 
 Minecraft version: 1.12.2 [change as necessary]  
-Wizardry version: 4.2.2 [change as necessary]
+Wizardry version: 4.2.11 [change as necessary]
 Environment: Singleplayer/LAN game/Server [delete as necessary]
 
 Issue details: [describe what you were doing when the issue occurred, what went wrong, what you expected to happen, etc.]

.github/ISSUE_TEMPLATE/feature_request.md

@@ -7,7 +7,7 @@ assignees: ''
 
 ---
 
-Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/guide_for_contributing.md) before posting.
+Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/CONTRIBUTING.md) before posting.
 
 Minecraft versions: [if this suggestion only applies to some versions, list them here]
 

.github/ISSUE_TEMPLATE/question.md

@@ -7,10 +7,10 @@ assignees: ''
 
 ---
 
-Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/guide_for_contributing.md) before posting.
+Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/CONTRIBUTING.md) before posting.
 
 Minecraft version: 1.12.2 [change as necessary]  
-Wizardry version: 4.2.2 [change as necessary]
+Wizardry version: 4.2.11 [change as necessary]
 
 Question details: [explain your question here]
 

CREDITS.md

@@ -1,7 +1,7 @@
 # Credits
 
 Electroblob's Wizardry  
-Version 4.2.3  
+Version 4.2.11  
 For Minecraft 1.12.2
 
 Designed, coded and textured by Electroblob
@@ -21,15 +21,22 @@ In addition, I'd like to thank the following individuals for their contributions
 - Tora-B
 - Avatair
 - Aeronica
+- UltraHex
+- Azim-Palmer
+- raoulvdberge
+- rafasoares
 
 #### Translations
 
-- Spanish and Mexican Spanish: MadWrist 
-- Russian: VilagVil, kellixon 
-- French: Hahdrim 
-- Brazilian Portuguese: lorrampi 
-- Chinese: ZHENGLOC, dragon-evol 
-- Korean: shejery, rewi_wire 
+- Spanish: MadWrist, Alsentar
+- Mexican Spanish: MadWrist
+- Russian: VilagVil, kellixon, bigenergy
+- French: Hahdrim
+- Brazilian Portuguese: lorrampi
+- Chinese: ZHENGLOC, dragon-evol, Hokorizero, TUsama, Determancer
+- Korean: shejery, rewi_wire
 - Polish: Trozuu
+- German: BirdyDragon
+- Taiwanese: chesterccj305
 
 Lightning ray sound effect from OhhWowProductions

ISSUE_TEMPLATE.md

@@ -1,7 +1,7 @@
 Please read the [guide for contributing](https://github.com/Electroblob77/Wizardry/blob/1.12.2/guide_for_contributing.md) before posting.
 
 Minecraft version: 1.12.2 [change as necessary]  
-Wizardry version: 4.1.4 [change as necessary]
+Wizardry version: 4.2.11 [change as necessary]
 Environment: Singleplayer/LAN game/Server [delete as necessary]
 
 Issue details: [describe what you were doing when the issue occurred, what went wrong, what you expected to happen, etc.]

build.gradle

@@ -11,7 +11,7 @@ apply plugin: 'net.minecraftforge.gradle.forge'
 //Only edit below this line, the above code adds and enables the necessary things for Forge to be setup.
 
 
-version = "4.2.4" // There, it matches semver, happy now?
+version = "4.2.11" // There, it matches semver, happy now?
 group= "electroblob.wizardry"// http://maven.apache.org/guides/mini/guide-naming-conventions.html
 archivesBaseName = "ElectroblobsWizardry"
 
@@ -31,15 +31,10 @@ repositories {
         name = "ModMaven"
         url = "modmaven.k-4u.nl"
     }
-    flatDir {
-        // evErYthINg hAS tO Be a mAVeN rEPoSiTOrY... (to use deobfProvided, for some reason)
-        // The lack of documentation is actually quite impressive, see the following threads:
-        // http://www.minecraftforge.net/forum/topic/44262-solved-how-to-build-mod-with-dependencies/
-        // https://www.minecraftforum.net/forums/mapping-and-modding-java-edition/mapping-and-modding-tutorials/2866817-setting-up-dependencies-in-minecraft-forge-with
-        // http://www.minecraftforge.net/forum/topic/44534-adding-dependencies-to-a-forge-project/
-        dirs "libsfordeobf" // Don't put src jars in libs or forge will think you have duplicate mods
+    maven {
+        name = "Curseforge Maven"
+        url = "https://minecraft.curseforge.com/api/maven/"
     }
-
 }
 
 minecraft {
@@ -56,37 +51,14 @@ minecraft {
 }
 
 dependencies {
-    // you may put jars on which you depend on in ./libs
-    // or you may define them like so..
-    //compile "some.group:artifact:version:classifier"
-    //compile "some.group:artifact:version"
 
-    // compile against the JEI API but do not include it at runtime
+    // Compile against the JEI API but do not include it at runtime
     deobfProvided "mezz.jei:jei_${mc_version}:${jei_version}:api"
-    // at runtime, use the full JEI jar
+    // At runtime, use the full JEI jar
     runtime "mezz.jei:jei_${mc_version}:${jei_version}"
 
-    //deobfProvided "baubles:baubles-1.12:1.5.2:api" // #ihavenoideawhatimdoing #itjustworks
-    //runtime "baubles:baubles-1.12:1.5.2" // If in doubt, copy what already works
-
-    //deobfProvided "antiqueatlas:antiqueatlas-1.12.2:4.5.1:src"
-    //runtime "antiqueatlas:antiqueatlas-1.12.2:4.5.1"
-      
-    // real examples
-    //compile 'com.mod-buildcraft:buildcraft:6.0.8:dev'  // adds buildcraft to the dev env
-    //compile 'com.googlecode.efficient-java-matrix-library:ejml:0.24' // adds ejml to the dev env
-
-    // the 'provided' configuration is for optional dependencies that exist at compile-time but might not at runtime.
-    //provided 'com.mod-buildcraft:buildcraft:6.0.8:dev'
-
-    // the deobf configurations:  'deobfCompile' and 'deobfProvided' are the same as the normal compile and provided,
-    // except that these dependencies get remapped to your current MCP mappings
-    //deobfCompile 'com.mod-buildcraft:buildcraft:6.0.8:dev'
-    //deobfProvided 'com.mod-buildcraft:buildcraft:6.0.8:dev'
-
-    // for more info...
-    // http://www.gradle.org/docs/current/userguide/artifact_dependencies_tutorial.html
-    // http://www.gradle.org/docs/current/userguide/dependency_management.html
+    deobfCompile "baubles:Baubles:${mc_version_short}:${baubles_version}"
+    deobfCompile "antique-atlas:antiqueatlas:${mc_version}:${antique_atlas_version}"
 
 }
 

gradle.properties

@@ -2,4 +2,7 @@
 # This is required to provide enough memory for the Minecraft decompilation process.
 org.gradle.jvmargs=-Xmx3G
 mc_version=1.12.2
-jei_version=4.13.1.225
+mc_version_short=1.12
+jei_version=4.13.1.225
+baubles_version=1.5.2
+antique_atlas_version=4.6.3

src/main/java/electroblob/wizardry/CommonProxy.java

@@ -7,6 +7,7 @@ import electroblob.wizardry.spell.Spell;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.SoundCategory;
@@ -99,9 +100,9 @@ public class CommonProxy {
 		return ((ItemSpectralBow)WizardryItems.spectral_bow).getDefaultDurabilityForDisplay(stack);
 	}
 
-	/** Like {@link CommonProxy#addMultiLineDescription(List, String, Style)}, but style defaults to light grey. */
-	public void addMultiLineDescription(List<String> tooltip, String key){
-		this.addMultiLineDescription(tooltip, key, new Style().setColor(TextFormatting.GRAY));
+	/** Like {@link CommonProxy#addMultiLineDescription(List, String, Style, Object...)}, but style defaults to light grey. */
+	public void addMultiLineDescription(List<String> tooltip, String key, Object... args){
+		this.addMultiLineDescription(tooltip, key, new Style().setColor(TextFormatting.GRAY), args);
 	}
 
 	/**
@@ -112,7 +113,7 @@ public class CommonProxy {
 	 * @param key The translation key for the description
 	 * @param style A style to apply
 	 */
-	public void addMultiLineDescription(List<String> tooltip, String key, Style style){}
+	public void addMultiLineDescription(List<String> tooltip, String key, Style style, Object... args){}
 
 	// SECTION Packet Handlers
 	// ===============================================================================================================
@@ -139,8 +140,6 @@ public class CommonProxy {
 
 	public void handleAdvancementSyncPacket(PacketSyncAdvancements.Message message){}
 
-	public void handleEndSlowTimePacket(PacketEndSlowTime.Message message){}
-
 	public void handleResurrectionPacket(PacketResurrection.Message message){}
 
 	public void handlePossessionPacket(PacketPossession.Message message){}
@@ -238,6 +237,23 @@ public class CommonProxy {
 				+ "of sound events, but the given array contained less than 3 sound events!");
 		playSpellSoundLoop(world, x, y, z, spell, sounds[0], sounds[1], sounds[2], category, volume, pitch, duration);
 	}
+
+	/** Starts the first-person blink overlay effect for the specified player. */
+	public void playBlinkEffect(EntityPlayer player){}
+
+	/**
+	 * Starts the client-side screen shake effect for the specified player.
+	 * @param player The player whose screen is to be shaken
+	 * @param intensity The amplitude of the shaking (around 10 looks about right)
+	 */
+	public void shakeScreen(EntityPlayer player, float intensity){}
+
+	/**
+	 * Loads the given shader for the given player, if they have shaders enabled.
+	 * @param player The player to load the shader for
+	 * @param shader The location of the shader to load
+	 */
+	public void loadShader(EntityPlayer player, ResourceLocation shader){}
 	
 	/**
 	 * Gets the client side world using Minecraft.getMinecraft().world. <b>Only to be called client side!</b> Returns

src/main/java/electroblob/wizardry/Settings.java

@@ -6,8 +6,10 @@ import electroblob.wizardry.spell.Spell;
 import electroblob.wizardry.util.AllyDesignationSystem.FriendlyFire;
 import electroblob.wizardry.util.MagicDamage;
 import electroblob.wizardry.util.MagicDamage.DamageType;
+import net.minecraft.block.state.IBlockState;
 import net.minecraft.entity.EntityList;
 import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraft.item.ItemStack;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.text.translation.I18n;
 import net.minecraftforge.common.config.ConfigCategory;
@@ -16,6 +18,8 @@ import net.minecraftforge.common.config.Property;
 import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;
 import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
 import net.minecraftforge.fml.relauncher.Side;
+import net.minecraftforge.oredict.OreDictionary;
+import org.apache.commons.lang3.tuple.Pair;
 
 import java.io.File;
 import java.util.*;
@@ -90,7 +94,7 @@ public final class Settings {
 	/** <b>[Server-only]</b> List of dimension ids in which to generate wizard towers. */
 	public int[] towerDimensions = {0};
 	/** <b>[Server-only]</b> The rarity of wizard towers, used by the world generator. Larger numbers are rarer. */
-	public int towerRarity = 900;
+	public int towerRarity = 700;
 	/** <b>[Server-only]</b> List of structure file locations for wizard towers without loot chests. */
 	public ResourceLocation[] towerFiles = {new ResourceLocation(Wizardry.MODID, "wizard_tower_0"),
 											new ResourceLocation(Wizardry.MODID, "wizard_tower_1"),
@@ -104,7 +108,7 @@ public final class Settings {
 	/** <b>[Server-only]</b> List of dimension ids in which to generate obelisks. */
 	public int[] obeliskDimensions = {0, -1};
 	/** <b>[Server-only]</b> The rarity of obelisks, used by the world generator. Larger numbers are rarer. */
-	public int obeliskRarity = 800;
+	public int obeliskRarity = 600;
 	/** <b>[Server-only]</b> List of structure file locations for obelisks. */
 	public ResourceLocation[] obeliskFiles = {new ResourceLocation(Wizardry.MODID, "obelisk_0"),
 												new ResourceLocation(Wizardry.MODID, "obelisk_1"),
@@ -114,7 +118,7 @@ public final class Settings {
 	/** <b>[Server-only]</b> List of dimension ids in which to generate shrines. */
 	public int[] shrineDimensions = {0, -1};
 	/** <b>[Server-only]</b> The rarity of shrines, used by the world generator. Larger numbers are rarer. */
-	public int shrineRarity = 1500;
+	public int shrineRarity = 1100;
 	/** <b>[Server-only]</b> List of structure file locations for shrines. */
 	public ResourceLocation[] shrineFiles = {new ResourceLocation(Wizardry.MODID, "shrine_0"),
 											new ResourceLocation(Wizardry.MODID, "shrine_1"),
@@ -125,7 +129,7 @@ public final class Settings {
 											new ResourceLocation(Wizardry.MODID, "shrine_6"),
 											new ResourceLocation(Wizardry.MODID, "shrine_7")};
 	/** <b>[Server-only]</b> List of solid blocks (usually trees) which are ignored by the structure generators. */
-	public ResourceLocation[] treeBlocks = toResourceLocations(DEFAULT_TREE_BLOCKS);
+	public Pair<ResourceLocation, Short>[] treeBlocks = parseItemMetaStrings(DEFAULT_TREE_BLOCKS);
 	/** <b>[Server-only]</b> The chance for wizard towers to generate with an evil wizard and chest inside. */
 	public double evilWizardChance = 0.2;
 	/** <b>[Server-only]</b> List of dimension ids in which to generate crystal ore. */
@@ -164,11 +168,11 @@ public final class Settings {
 	public boolean playerBlockDamage = true;
 	/** <b>[Server-only]</b> Whether to revert to the old wand upgrade system, which only requires tomes of arcana. */
 	public boolean legacyWandLevelling = false;
-	/** <b>[Server-only]</b> Whether to replace Minecraft's own fireballs with wizardry fireballs. */
-	public boolean replaceVanillaFireballs = true;
 	/** <b>[Server-only]</b> Whether to replace Minecraft's distance-based fall damage calculation with an equivalent,
 	 * velocity-based one. */
 	public boolean replaceVanillaFallDamage = true;
+	/** <b>[Server-only]</b> Whether using bonemeal on grass blocks has a chance to grow crystal flowers. */
+	public boolean bonemealGrowsCrystalFlowers = true;
 	/**
 	 * <b>[Server-only]</b> List of registry names of entities which summoned creatures are allowed to attack, in addition
 	 * to the defaults.
@@ -188,15 +192,15 @@ public final class Settings {
 	 * <b>[Server-only]</b> List of registry names of items which cannot be smelted by the pocket furnace spell, in
 	 * addition to armour, tools and weapons.
 	 */
-	public ResourceLocation[] pocketFurnaceItemBlacklist = toResourceLocations("cobblestone", "netherrack");
+	public Pair<ResourceLocation, Short>[] pocketFurnaceItemBlacklist = parseItemMetaStrings("cobblestone", "netherrack");
 	/** <b>[Server-only]</b> List of registry names of blocks which can be detected by the divination spell. */
-	public ResourceLocation[] divinationOreWhitelist = {};
+	public Pair<ResourceLocation, Short>[] divinationOreWhitelist = parseItemMetaStrings(); // That works I guess
 	/** <b>[Server-only]</b> List of registry names of items which count as swords for imbuement spells. */
-	public ResourceLocation[] swordItemWhitelist = {};
+	public Pair<ResourceLocation, Short>[] swordItemWhitelist = parseItemMetaStrings();
 	/** <b>[Server-only]</b> List of registry names of items which count as bows for imbuement spells. */
-	public ResourceLocation[] bowItemWhitelist = {};
+	public Pair<ResourceLocation, Short>[] bowItemWhitelist = parseItemMetaStrings();
 	/** <b>[Server-only]</b> Map of items to values which wizard trades may use as currency. */
-	public Map<ResourceLocation, Integer> currencyItems = new HashMap<>();
+	public Map<Pair<ResourceLocation, Short>, Integer> currencyItems = new HashMap<>();
 	/** <b>[Server-only]</b> Global damage scaling factor for all player magic damage. */
 	public double playerDamageScale = 1.0;
 	/** <b>[Server-only]</b> Global damage scaling factor for all npc magic damage. */
@@ -266,7 +270,9 @@ public final class Settings {
 	 * effect.
 	 */
 	public boolean slowTimeAffectsPlayers = true;
-	/**  <b>[Synchronised]</b> Chance of 'misreading' an undiscovered spell and triggering a forfeit instead. */
+	/** <b>[Synchronised]</b> Whether to replace Minecraft's own fireballs with wizardry fireballs. */
+	public boolean replaceVanillaFireballs = true;
+	/** <b>[Synchronised]</b> Chance of 'misreading' an undiscovered spell and triggering a forfeit instead. */
 	public double forfeitChance = 0.2;
 
 	// Client-only settings. These settings only affect client-side code and hence are not synced. Each client obeys
@@ -294,6 +300,10 @@ public final class Settings {
 	public boolean booksPauseGame = true;
 	/** <b>[Client-only]</b> Whether to use custom shaders for certain spells. */
 	public boolean useShaders = true;
+	/** <b>[Client-only]</b> Whether to use the screen shake effect for certain spells. */
+	public boolean screenShake = true;
+	/** <b>[Client-only]</b> Whether to use the screen blink effect for teleportation spells. */
+	public boolean blinkEffect = true;
 	/** <b>[Client-only]</b> The position of the spell HUD. */
 	public GuiPosition spellHUDPosition = GuiPosition.BOTTOM_LEFT;
 
@@ -431,7 +441,7 @@ public final class Settings {
 
 		Property property;
 
-		for(Spell spell : Spell.getSpells(Spell.allSpells)){
+		for(Spell spell : Spell.getAllSpells()){
 			property = config.get(SPELLS_CATEGORY, spell.getRegistryName().toString(), true,
 					I18n.translateToLocal("spell." + spell.getUnlocalisedName() + ".desc"));
 			// Uses the same config key as the spell name, because - well, that's what it's called!
@@ -542,6 +552,13 @@ public final class Settings {
 		slowTimeAffectsPlayers = property.getBoolean();
 		propOrder.add(property.getName());
 
+		property = config.get(GAMEPLAY_CATEGORY, "bonemealGrowsCrystalFlowers", true,
+				"Whether using bonemeal on grass blocks has a chance to grow crystal flowers.");
+		property.setLanguageKey("config." + Wizardry.MODID + ".bonemeal_grows_crystal_flowers");
+		Wizardry.proxy.setToNamedBooleanEntry(property);
+		bonemealGrowsCrystalFlowers = property.getBoolean();
+		propOrder.add(property.getName());
+
 		property = config.get(GAMEPLAY_CATEGORY, "mobLootTableWhitelist", new String[0], "Whitelist for loot tables to inject additional mob drops (as specified in loot_tables/entities/mob_additions.json) into. Wizardry makes a best guess as to which loot tables belong to hostile mobs, but this may not always be correct or appropriate; add loot table locations (not entity IDs) to this list to manually include them.");
 		property.setLanguageKey("config." + Wizardry.MODID + ".mob_loot_table_whitelist");
 		property.setRequiresMcRestart(true);
@@ -643,41 +660,42 @@ public final class Settings {
 				"List of registry names of blocks or items which cannot be smelted by the pocket furnace spell, in addition to armour, tools and weapons. Block/item names are not case sensitive. For mod items, prefix with the mod ID (e.g. " + Wizardry.MODID + ":crystal_ore).");
 		property.setLanguageKey("config." + Wizardry.MODID + ".pocket_furnace_item_blacklist");
 		property.setRequiresWorldRestart(true);
-		pocketFurnaceItemBlacklist = getResourceLocationList(property);
+		pocketFurnaceItemBlacklist = parseItemMetaStrings(property.getStringList());
 		propOrder.add(property.getName());
 
 		property = config.get(GAMEPLAY_CATEGORY, "divinationOreWhitelist", new String[0], "List of registry names of ore blocks which can be detected by the divination spell. Block names are not case sensitive. For mod blocks, prefix with the mod ID (e.g. " + Wizardry.MODID + ":crystal_ore).");
 		property.setLanguageKey("config." + Wizardry.MODID + ".divination_ore_whitelist");
 		property.setRequiresWorldRestart(true);
-		divinationOreWhitelist = getResourceLocationList(property);
+		divinationOreWhitelist = parseItemMetaStrings(property.getStringList());
 		propOrder.add(property.getName());
 
 		property = config.get(GAMEPLAY_CATEGORY, "swordItemWhitelist", new String[0], "List of registry names of items which should count as swords for imbuement spells. Most swords should work automatically, but those that don't can be added manually here. Item names are not case sensitive. For mod items, prefix with the mod ID (e.g. tconstruct:broadsword).");
 		property.setLanguageKey("config." + Wizardry.MODID + ".sword_item_whitelist");
 		property.setRequiresWorldRestart(true);
-		swordItemWhitelist = getResourceLocationList(property);
+		swordItemWhitelist = parseItemMetaStrings(property.getStringList());
 		propOrder.add(property.getName());
 
 		property = config.get(GAMEPLAY_CATEGORY, "bowItemWhitelist", new String[0], "List of registry names of items which should count as bows for imbuement spells. Most bows should work automatically, but those that don't can be added manually here. Item names are not case sensitive. For mod items, prefix with the mod ID (e.g. tconstruct:shortbow).");
 		property.setLanguageKey("config." + Wizardry.MODID + ".bow_item_whitelist");
 		property.setRequiresWorldRestart(true);
-		bowItemWhitelist = getResourceLocationList(property);
+		bowItemWhitelist = parseItemMetaStrings(property.getStringList());
 		propOrder.add(property.getName());
 
 		property = config.get(GAMEPLAY_CATEGORY, "currencyItems", new String[]{"gold_ingot 3", "emerald 6"}, "List of registry names of items which wizard trades can use as currency (in the first slot; the second slot is unaffected). Each entry in this list should consist of an item registry name, followed by a single space, then an integer which defines the 'value' of the item. Higher values mean fewer of that currency item are required for a given trade.",
-				Pattern.compile("[A-Za-z:_]+ [0-9]+"));
+				Pattern.compile("[A-Za-z0-9:_]+ [0-9]+"));
 		property.setLanguageKey("config." + Wizardry.MODID + ".currency_items");
 		property.setRequiresWorldRestart(true);
 		propOrder.add(property.getName());
 		currencyItems = new HashMap<>();
 		for(String string : property.getStringList()){
+			string = string.toLowerCase(Locale.ROOT).trim();
 			String[] args = string.split(" ");
 			if(args.length != 2){
 				Wizardry.logger.warn("Invalid entry in currency items: {}", string);
 				continue; // Ignore invalid entries, the pattern above should ensure this never happens
 			}
 			try {
-				currencyItems.put(new ResourceLocation(args[0]), Integer.parseInt(args[1]));
+				currencyItems.put(parseItemMetaString(args[0]), Integer.parseInt(args[1]));
 			}catch(NumberFormatException e){
 				Wizardry.logger.warn("Invalid integer in currency items: {}", args[1]);
 			}
@@ -782,7 +800,7 @@ public final class Settings {
 		property = config.get(GAMEPLAY_CATEGORY, "treeBlocks", DEFAULT_TREE_BLOCKS, "List of registry names of blocks which can be overwritten by wizardry's structure generators, affecting both fast and fancy structure generation. Most tree blocks and other foliage should work automatically, but those that don't can be added manually here. Block names are not case sensitive. For mod blocks, prefix with the mod ID (e.g. dynamictrees:oakbranch).");
 		property.setLanguageKey("config." + Wizardry.MODID + ".tree_blocks");
 		property.setRequiresWorldRestart(true);
-		treeBlocks = getResourceLocationList(property);
+		treeBlocks = parseItemMetaStrings(property.getStringList());
 		propOrder.add(property.getName());
 
 		property = config.get(WORLDGEN_CATEGORY, "oreDimensions", new int[]{0}, "List of dimension ids in which crystal ore will generate. Note that removing the overworld (id 0) from this list will make the mod VERY difficult to play!");
@@ -864,6 +882,18 @@ public final class Settings {
 		useShaders = property.getBoolean();
 		propOrder.add(property.getName());
 
+		property = config.get(CLIENT_CATEGORY, "screenShake", true, "Whether to use the screen shake effect for certain spells.");
+		property.setLanguageKey("config." + Wizardry.MODID + ".screen_shake");
+		Wizardry.proxy.setToNamedBooleanEntry(property);
+		screenShake = property.getBoolean();
+		propOrder.add(property.getName());
+
+		property = config.get(CLIENT_CATEGORY, "blinkEffect", true, "Whether to use the screen blink effect for teleportation spells.");
+		property.setLanguageKey("config." + Wizardry.MODID + ".blink_effect");
+		Wizardry.proxy.setToNamedBooleanEntry(property);
+		blinkEffect = property.getBoolean();
+		propOrder.add(property.getName());
+
 		config.setCategoryPropertyOrder(CLIENT_CATEGORY, propOrder);
 	}
 
@@ -1073,4 +1103,45 @@ public final class Settings {
 	public static ResourceLocation[] toResourceLocations(String... strings){
 		return Arrays.stream(strings).map(s -> new ResourceLocation(s.toLowerCase(Locale.ROOT).trim())).toArray(ResourceLocation[]::new);
 	}
+
+	/** Applies {@link Settings#parseItemMetaString(String)} to each input string and returns and array of the resulting
+	 * {@link Pair}s. */
+	@SuppressWarnings("unchecked") // Shut up java
+	public static Pair<ResourceLocation, Short>[] parseItemMetaStrings(String... strings){
+		return Arrays.stream(strings).map(Settings::parseItemMetaString).toArray(Pair[]::new);
+	}
+
+	/** Parses the given input string as an item of the form {@code id:metadata} and returns the resulting
+	 * {@link ResourceLocation} ID and metadata value as a {@link Pair} object. */
+	public static Pair<ResourceLocation, Short> parseItemMetaString(String string){
+
+		string = string.toLowerCase(Locale.ROOT).trim();
+
+		String[] itemArgs = string.split(":");
+		String item;
+		short meta;
+
+		try {
+			meta = Short.parseShort(itemArgs[itemArgs.length-1]);
+			item = String.join(":", Arrays.copyOfRange(itemArgs, 0, itemArgs.length-1));
+		}catch(NumberFormatException e){ // If no metadata is specified
+			meta = OreDictionary.WILDCARD_VALUE;
+			item = string;
+		}
+
+		return Pair.of(new ResourceLocation(item), meta);
+	}
+
+	public static boolean containsMetaBlock(Pair<ResourceLocation, Short>[] array, IBlockState block){
+		return containsMetaThing(array, block.getBlock().getRegistryName(), (short)block.getBlock().getMetaFromState(block));
+	}
+
+	public static boolean containsMetaItem(Pair<ResourceLocation, Short>[] array, ItemStack stack){
+		return containsMetaThing(array, stack.getItem().getRegistryName(), (short)stack.getMetadata());
+	}
+
+	public static boolean containsMetaThing(Pair<ResourceLocation, Short>[] array, ResourceLocation id, short metadata){
+		return Arrays.asList(array).contains(Pair.of(id, metadata)) || Arrays.asList(array).contains(Pair.of(id, (short)OreDictionary.WILDCARD_VALUE));
+	}
+
 }

src/main/java/electroblob/wizardry/Wizardry.java

@@ -32,6 +32,7 @@ import net.minecraftforge.fml.common.registry.GameRegistry;
 import org.apache.logging.log4j.Logger;
 
 import java.io.File;
+import java.util.Calendar;
 
 /**
  * <i>"Electroblob's Wizardry adds an RPG-like system of spells to Minecraft, with the aim of being as playable as
@@ -45,7 +46,7 @@ import java.io.File;
  */
 
 @Mod(modid = Wizardry.MODID, name = Wizardry.NAME, version = Wizardry.VERSION, acceptedMinecraftVersions = "[1.12.2]",
-		guiFactory = "electroblob.wizardry.WizardryGuiFactory", dependencies = "required-after:forge@[14.23.5.2814,)")
+		guiFactory = "electroblob.wizardry.WizardryGuiFactory", dependencies = "required-after:forge@[14.23.5.2814,);after:antiqueatlas@[4.6,)")
 
 public class Wizardry {
 
@@ -63,7 +64,7 @@ public class Wizardry {
 	 * 1.x.x represents Minecraft 1.7.x versions, 2.x.x represents Minecraft 1.10.x versions, 3.x.x represents Minecraft
 	 * 1.11.x versions, and so on.
 	 */
-	public static final String VERSION = "4.2.4";
+	public static final String VERSION = "4.2.11";
 
 	// IDEA: Triggering of inbuilt Forge events in relevant places?
 	// IDEA: Abstract the vanilla particles behind the particle builder
@@ -88,6 +89,8 @@ public class Wizardry {
 	 * this folder contains the main config file and the global spell properties folder, if used. */
 	public static File configDirectory;
 
+	public static boolean tisTheSeason;
+
 	// The instance of wizardry that Forge uses.
 	@Instance(Wizardry.MODID)
 	public static Wizardry instance;
@@ -106,6 +109,10 @@ public class Wizardry {
 		configDirectory = new File(event.getModConfigurationDirectory(), Wizardry.MODID);
 		settings.initConfig(event);
 
+		Calendar calendar = Calendar.getInstance();
+		tisTheSeason = calendar.get(Calendar.MONTH) + 1 == 12 && calendar.get(Calendar.DAY_OF_MONTH) >= 24
+				&& calendar.get(Calendar.DAY_OF_MONTH) <= 26;
+
 		// Capabilities
 		WizardData.register();
 		DispenserCastingData.register();

src/main/java/electroblob/wizardry/WizardryEventHandler.java

@@ -33,6 +33,9 @@ import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.util.text.TextComponentTranslation;
 import net.minecraft.world.World;
+import net.minecraft.world.WorldServer;
+import net.minecraft.world.storage.loot.LootContext;
+import net.minecraft.world.storage.loot.LootTable;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.common.util.FakePlayer;
 import net.minecraftforge.event.entity.PlaySoundAtEntityEvent;
@@ -46,6 +49,7 @@ import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
 import net.minecraftforge.fml.common.gameevent.PlayerEvent.PlayerLoggedInEvent;
 
 import java.util.ArrayList;
+import java.util.List;
 
 /**
  * General-purpose event handler for things that don't fit anywhere else or groups of related behaviours that are better
@@ -286,7 +290,7 @@ public final class WizardryEventHandler {
 			EntityLivingBase attacker = (EntityLivingBase)event.getSource().getTrueSource();
 
 			// Players can only ever attack with their main hand, so this is the right method to use here.
-			if(!attacker.getHeldItemMainhand().isEmpty() && ImbueWeapon.isSword(attacker.getHeldItemMainhand().getItem())){
+			if(!attacker.getHeldItemMainhand().isEmpty() && ImbueWeapon.isSword(attacker.getHeldItemMainhand())){
 
 				int level = EnchantmentHelper.getEnchantmentLevel(WizardryEnchantments.flaming_weapon,
 						attacker.getHeldItemMainhand());
@@ -343,18 +347,21 @@ public final class WizardryEventHandler {
 
 				Spell spell = ((ISpellCaster)event.getEntity()).getContinuousSpell();
 				SpellModifiers modifiers = ((ISpellCaster)event.getEntity()).getModifiers();
+				int count = ((ISpellCaster)event.getEntity()).getSpellCounter();
 
 				if(spell != null && spell != Spells.none){ // IntelliJ is wrong, do NOT remove the null check!
 
 					if(!MinecraftForge.EVENT_BUS.post(new SpellCastEvent.Tick(SpellCastEvent.Source.NPC, spell, event.getEntityLiving(),
-							modifiers, 0))){
+							modifiers, count))){
 
-						spell.cast(event.getEntity().world, (EntityLiving)event.getEntity(), EnumHand.MAIN_HAND, 0,
+						spell.cast(event.getEntity().world, (EntityLiving)event.getEntity(), EnumHand.MAIN_HAND, count,
 								// TODO: This implementation of modifiers relies on them being accessible client-side.
 								// 		 Right now that doesn't matter because NPCs don't use modifiers, but they might in future
 								((EntityLiving)event.getEntity()).getAttackTarget(), modifiers);
 					}
 				}
+
+				((ISpellCaster)event.getEntity()).setSpellCounter(count + 1);
 			}
 		}
 	}
@@ -366,6 +373,22 @@ public final class WizardryEventHandler {
 
 			EntityPlayer player = (EntityPlayer)event.getSource().getTrueSource();
 
+			// Compatibility with "Lycanites Mobs" -it uses custom loot drop logic which can't be hooked, given the
+			// number of mobs that spawn as Lycanites when this mod is active it would massively nerf the wizard drops
+			//  if we didn't handle this
+			if(event.getEntity().getClass().getCanonicalName().contains("lycanitesmobs"))
+			{
+				WorldServer world = (WorldServer)event.getEntity().getEntityWorld();
+				LootTable table =  world.getLootTableManager().getLootTableFromLocation(new ResourceLocation(Wizardry.MODID, "entities/mob_additions"));
+
+				LootContext ctx = new LootContext.Builder(world).withPlayer(player).build();
+				List<ItemStack> stacks = table.generateLootForPools(world.rand, ctx);
+
+				for(ItemStack stack : stacks) {
+					event.getEntity().entityDropItem(stack, 0f);
+				}
+			}
+
 			for(ItemStack stack : WizardryUtilities.getPrioritisedHotbarAndOffhand(player)){
 
 				if(stack.getItem() instanceof IManaStoringItem && !((IManaStoringItem)stack.getItem()).isManaFull(stack)
@@ -397,7 +420,7 @@ public final class WizardryEventHandler {
 	@SubscribeEvent // Priority doesn't matter here, we're only setting event fields so if it's cancelled it won't matter
 	public static void onLivingFallEvent(LivingFallEvent event){
 		// Why is fall damage based on distance fallen? Why? Who on earth came up with that? It makes no sense whatsoever!
-		if(Wizardry.settings.replaceVanillaFallDamage && !Loader.isModLoaded("speedbasedfalldamage")){
+		if(!event.getEntity().world.isRemote && Wizardry.settings.replaceVanillaFallDamage && !Loader.isModLoaded("speedbasedfalldamage")){
 			// We want to keep the fall damage EXACTLY THE SAME for free, uninterrupted falls, but fix the weirdness
 			// caused when something else changes the entity's velocity
 			// All living entities have a gravity of 0.08b/t^2
@@ -444,7 +467,8 @@ public final class WizardryEventHandler {
 //					Wizardry.logger.info("Replaced fall distance {} with effective distance {} based on entity velocity", event.getDistance(), y);
 //				}
 
-				event.setDistance((float)y);
+				// Don't let it increase fall damage beyond vanilla values
+				if(y < event.getDistance()) event.setDistance((float)y);
 			}
 		}
 	}

src/main/java/electroblob/wizardry/block/BlockCrystalFlower.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.block;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.WizardryBlocks;
 import electroblob.wizardry.util.ParticleBuilder;
 import electroblob.wizardry.util.ParticleBuilder.Type;
@@ -56,7 +57,7 @@ public class BlockCrystalFlower extends BlockBush {
 	@SubscribeEvent
 	public static void onBonemealEvent(BonemealEvent event){
 		// Grows crystal flowers when bonemeal is used on grass
-		if(event.getBlock().getBlock() == Blocks.GRASS){
+		if(Wizardry.settings.bonemealGrowsCrystalFlowers && event.getBlock().getBlock() == Blocks.GRASS){
 
 			BlockPos pos = event.getPos().add(event.getWorld().rand.nextInt(8) - event.getWorld().rand.nextInt(8),
 					event.getWorld().rand.nextInt(4) - event.getWorld().rand.nextInt(4),

src/main/java/electroblob/wizardry/block/BlockPedestal.java

@@ -107,7 +107,9 @@ public class BlockPedestal extends Block implements ITileEntityProvider {
 			natural = true;
 			metadata -= ELEMENT.getAllowedValues().size();
 		}
-		return this.getDefaultState().withProperty(ELEMENT, Element.values()[metadata]).withProperty(NATURAL, natural);
+		Element element = Element.values()[metadata];
+		if(!ELEMENT.getAllowedValues().contains(element)) return this.getDefaultState().withProperty(NATURAL, natural);
+		return this.getDefaultState().withProperty(ELEMENT, element).withProperty(NATURAL, natural);
 	}
 
 	@Override

src/main/java/electroblob/wizardry/block/BlockRunestone.java

@@ -69,7 +69,9 @@ public class BlockRunestone extends Block {
 
 	@Override
     public IBlockState getStateFromMeta(int metadata){
-        return this.getDefaultState().withProperty(ELEMENT, Element.values()[metadata]);
+		Element element = Element.values()[metadata];
+		if(!ELEMENT.getAllowedValues().contains(element)) return this.getDefaultState();
+        return this.getDefaultState().withProperty(ELEMENT, element);
     }
 
     @Override

src/main/java/electroblob/wizardry/block/BlockSnare.java

@@ -18,6 +18,7 @@ import net.minecraft.item.Item;
 import net.minecraft.potion.PotionEffect;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.BlockRenderLayer;
+import net.minecraft.util.DamageSource;
 import net.minecraft.util.EnumBlockRenderType;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.AxisAlignedBB;
@@ -54,21 +55,24 @@ public class BlockSnare extends Block implements ITileEntityProvider {
 	@Override
 	public void onEntityCollision(World world, BlockPos pos, IBlockState state, Entity entity){
 
-		if(!world.isRemote && entity instanceof EntityLivingBase){
+		if(entity instanceof EntityLivingBase){
+
 			if(world.getTileEntity(pos) instanceof TileEntityPlayerSave){
 
 				TileEntityPlayerSave tileentity = (TileEntityPlayerSave)world.getTileEntity(pos);
 
 				if(AllyDesignationSystem.isValidTarget(tileentity.getCaster(), entity)){
 
-					entity.attackEntityFrom(MagicDamage.causeDirectMagicDamage(tileentity.getCaster(), DamageType.MAGIC),
-							Spells.snare.getProperty(Spell.DAMAGE).floatValue());
+					DamageSource source = tileentity.getCaster() == null ? DamageSource.CACTUS
+							: MagicDamage.causeDirectMagicDamage(tileentity.getCaster(), DamageType.MAGIC);
+
+					entity.attackEntityFrom(source, Spells.snare.getProperty(Spell.DAMAGE).floatValue());
 
 					((EntityLivingBase)entity).addPotionEffect(new PotionEffect(MobEffects.SLOWNESS,
 							Spells.snare.getProperty(Spell.EFFECT_DURATION).intValue(),
 							Spells.snare.getProperty(Spell.EFFECT_STRENGTH).intValue()));
 
-					world.destroyBlock(pos, false);
+					if(!world.isRemote) world.destroyBlock(pos, false);
 				}
 			}
 		}

src/main/java/electroblob/wizardry/block/BlockThorns.java

@@ -137,9 +137,11 @@ public class BlockThorns extends BlockBush implements ITileEntityProvider {
 		TileEntity tileentity = world.getTileEntity(pos);
 
 		if(tileentity instanceof TileEntityPlayerSaveTimed){
-			if(AllyDesignationSystem.isValidTarget(((TileEntityPlayerSaveTimed)tileentity).getCaster(), target)){
-				source = MagicDamage.causeDirectMagicDamage(((TileEntityPlayerSaveTimed)tileentity).getCaster(),
-						MagicDamage.DamageType.MAGIC);
+
+			EntityLivingBase caster = ((TileEntityPlayerSaveTimed)tileentity).getCaster();
+
+			if(caster != null && AllyDesignationSystem.isValidTarget(caster, target)){
+				source = MagicDamage.causeDirectMagicDamage(caster, MagicDamage.DamageType.MAGIC);
 			}else{
 				return false; // Don't attack or slow allies of the caster
 			}

src/main/java/electroblob/wizardry/block/BlockTransportationStone.java

@@ -141,7 +141,8 @@ public class BlockTransportationStone extends Block {
 								if(locations.isEmpty()) locations.add(here);
 								else{
 									locations.remove(here); // Prevents duplicates
-									locations.set(Math.max(locations.size() - 1, 0), here);
+									if(locations.isEmpty()) locations.add(here);
+									else locations.set(Math.max(locations.size() - 1, 0), here);
 								}
 								if(!world.isRemote) player.sendStatusMessage(new TextComponentTranslation("tile." + Wizardry.MODID + ":transportation_stone.confirm", Spells.transportation.getNameForTranslationFormatted()), true);
 							}

src/main/java/electroblob/wizardry/client/ClientProxy.java

@@ -29,7 +29,6 @@ import electroblob.wizardry.item.ItemScroll;
 import electroblob.wizardry.item.ItemSpellBook;
 import electroblob.wizardry.item.ItemWand;
 import electroblob.wizardry.packet.*;
-import electroblob.wizardry.potion.PotionSlowTime;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.registry.WizardrySounds;
 import electroblob.wizardry.spell.*;
@@ -107,7 +106,7 @@ public class ClientProxy extends CommonProxy {
 	// Armour Model
 	public static final ModelBiped WIZARD_ARMOUR_MODEL = new ModelWizardArmour(0.75f);
 
-	/** The wrap width for standard multi-line descriptions (see {@link ClientProxy#addMultiLineDescription(List, String, Style)}). */
+	/** The wrap width for standard multi-line descriptions (see {@link ClientProxy#addMultiLineDescription(List, String, Style, Object...)}). */
 	private static final int TOOLTIP_WRAP_WIDTH = 140;
 
 	// SECTION Registry
@@ -190,6 +189,23 @@ public class ClientProxy extends CommonProxy {
 		}
 	}
 
+	@Override
+	public void playBlinkEffect(EntityPlayer player){
+		if(Minecraft.getMinecraft().player == player) WizardryClientEventHandler.playBlinkEffect();
+	}
+
+	@Override
+	public void shakeScreen(EntityPlayer player, float intensity){
+		if(Minecraft.getMinecraft().player == player) WizardryClientEventHandler.shakeScreen(intensity);
+	}
+
+	@Override
+	public void loadShader(EntityPlayer player, ResourceLocation shader){
+		if(Minecraft.getMinecraft().player == player && Wizardry.settings.useShaders
+				&& !Minecraft.getMinecraft().entityRenderer.isShaderActive())
+			Minecraft.getMinecraft().entityRenderer.loadShader(shader);
+	}
+
 	@Override
 	public Set<String> getSpellHUDSkins(){
 		return GuiSpellDisplay.getSkinKeys();
@@ -282,8 +298,8 @@ public class ClientProxy extends CommonProxy {
 	}
 
 	@Override
-	public void addMultiLineDescription(List<String> tooltip, String key, Style style){
-		String description = style.getFormattingCode() + I18n.format(key);
+	public void addMultiLineDescription(List<String> tooltip, String key, Style style, Object... args){
+		String description = style.getFormattingCode() + I18n.format(key, args);
 		tooltip.addAll(Minecraft.getMinecraft().fontRenderer.listFormattedStringToWidth(description, TOOLTIP_WRAP_WIDTH));
 	}
 
@@ -429,6 +445,7 @@ public class ClientProxy extends CommonProxy {
 				if(caster instanceof ISpellCaster){
 					if(spell.isContinuous || spell instanceof None){
 						((ISpellCaster)caster).setContinuousSpell(spell);
+						((ISpellCaster)caster).setSpellCounter(spell instanceof None ? 0 : 1);
 						((EntityLiving)caster).setAttackTarget((EntityLivingBase)target);
 					}
 				}
@@ -542,7 +559,13 @@ public class ClientProxy extends CommonProxy {
 		data.randomNames = new HashMap<>();
 		data.randomDescriptions = new HashMap<>();
 
-		for(Spell spell : Spell.getSpells(Spell.allSpells)){
+		for(Spell spell : Spell.getAllSpells()){
+
+			if(spell.networkID() > message.names.size()){
+				Wizardry.logger.warn("Received no glyph data for spell {}, skipping", spell.getRegistryName());
+				continue;
+			}
+
 			// -1 because the none spell isn't included
 			// This is a case where we must use the network ID, not the metadata
 			data.randomNames.put(spell, message.names.get(spell.networkID() - 1));
@@ -569,13 +592,6 @@ public class ClientProxy extends CommonProxy {
 		GuiWizardHandbook.updateUnlockStatus(message.showToasts, message.completedAdvancements);
 	}
 
-	@Override
-	public void handleEndSlowTimePacket(PacketEndSlowTime.Message message){
-		Entity entity = Minecraft.getMinecraft().world.getEntityByID(message.hostID);
-		if(entity instanceof EntityLivingBase) PotionSlowTime.unblockNearbyEntities((EntityLivingBase)entity);
-		else Wizardry.logger.warn("Received a PacketEndSlowTime, but the entity ID did not match any living entity");
-	}
-
 	@Override
 	public void handleResurrectionPacket(PacketResurrection.Message message){
 		Entity entity = Minecraft.getMinecraft().world.getEntityByID(message.playerID);

src/main/java/electroblob/wizardry/client/WizardryClientEventHandler.java

@@ -9,6 +9,7 @@ import electroblob.wizardry.data.WizardData;
 import electroblob.wizardry.item.ISpellCastingItem;
 import electroblob.wizardry.item.ItemArtefact;
 import electroblob.wizardry.item.ItemSpectralBow;
+import electroblob.wizardry.potion.PotionSlowTime;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.registry.WizardryItems;
 import electroblob.wizardry.registry.WizardryPotions;
@@ -23,11 +24,8 @@ import net.minecraft.client.renderer.OpenGlHelper;
 import net.minecraft.client.renderer.Tessellator;
 import net.minecraft.client.renderer.entity.RenderManager;
 import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
-import net.minecraft.client.settings.KeyBinding;
 import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
-import net.minecraft.entity.SharedMonsterAttributes;
-import net.minecraft.entity.ai.attributes.AttributeModifier;
 import net.minecraft.entity.item.EntityArmorStand;
 import net.minecraft.inventory.Slot;
 import net.minecraft.item.ItemStack;
@@ -35,18 +33,17 @@ import net.minecraft.tileentity.TileEntity;
 import net.minecraft.tileentity.TileEntityDispenser;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.math.RayTraceResult;
-import net.minecraft.util.math.Vec3d;
 import net.minecraft.village.MerchantRecipe;
 import net.minecraft.world.World;
 import net.minecraftforge.client.event.*;
 import net.minecraftforge.fml.common.Mod;
-import net.minecraftforge.fml.common.ObfuscationReflectionHelper;
 import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
 import net.minecraftforge.fml.common.gameevent.TickEvent;
 import net.minecraftforge.fml.relauncher.Side;
 import org.lwjgl.opengl.GL11;
 
-import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
 
 /**
  * Event handler responsible for client-side only events, mostly rendering.
@@ -72,23 +69,43 @@ public final class WizardryClientEventHandler {
 	/** The number of ticks the blink effect lasts for. */
 	private static final int BLINK_EFFECT_DURATION = 8;
 
-	private static final Method unpressKey;
-
-	static {
-		unpressKey = ObfuscationReflectionHelper.findMethod(KeyBinding.class, "func_74505_d", void.class);
-	}
+	/** The remaining time for which the screen shake effect will be active. */
+	private static int screenShakeCounter = 0;
+	private static final float SHAKINESS = 0.5f;
 	
-	/** Starts the first person blink overlay effect. */
+	/** Starts the first-person blink overlay effect. */
 	public static void playBlinkEffect(){
-		blinkEffectTimer = BLINK_EFFECT_DURATION;
+		if(Wizardry.settings.blinkEffect) blinkEffectTimer = BLINK_EFFECT_DURATION;
+	}
+
+	/** Starts the client-side screen shake effect. */
+	public static void shakeScreen(float intensity){
+		if(Wizardry.settings.screenShake){
+			screenShakeCounter = (int)(intensity / SHAKINESS);
+			Minecraft.getMinecraft().player.rotationPitch -= intensity * 0.5f; // Start halfway down
+		}
 	}
 	
 	@SubscribeEvent
 	public static void onPlayerTickEvent(TickEvent.PlayerTickEvent event){
 
-		if(event.player == Minecraft.getMinecraft().player){
+		if(event.player == Minecraft.getMinecraft().player && event.phase == TickEvent.Phase.END){
 
-			if(blinkEffectTimer > 0) blinkEffectTimer--;
+			if(Wizardry.settings.blinkEffect){
+				if(blinkEffectTimer > 0) blinkEffectTimer--;
+			}else{
+				blinkEffectTimer = 0;
+			}
+
+			if(Wizardry.settings.screenShake){
+				if(screenShakeCounter > 0){
+					float magnitude = screenShakeCounter * SHAKINESS;
+					Minecraft.getMinecraft().player.rotationPitch += screenShakeCounter % 2 == 0 ? magnitude : -magnitude;
+					screenShakeCounter--;
+				}
+			}else{
+				screenShakeCounter = 0;
+			}
 
 			// Only seems to work here...
 //			EntityLiving victim = Possession.getPossessee(Minecraft.getMinecraft().player);
@@ -151,7 +168,10 @@ public final class WizardryClientEventHandler {
 
 			if(world == null) return;
 
-			for(TileEntity tileentity : world.loadedTileEntityList){
+			// Somehow this was throwing a CME, I have no idea why so I'm just going to cheat and copy the list
+			List<TileEntity> tileEntities = new ArrayList<>(world.loadedTileEntityList);
+
+			for(TileEntity tileentity : tileEntities){
 				if(tileentity instanceof TileEntityDispenser){
 					if(DispenserCastingData.get((TileEntityDispenser)tileentity) != null){
 						DispenserCastingData.get((TileEntityDispenser)tileentity).update();
@@ -160,6 +180,7 @@ public final class WizardryClientEventHandler {
 			}
 
 			SpellEmitterData.update(world);
+			PotionSlowTime.cleanUpEntities(world);
 		}
 	}
 	

src/main/java/electroblob/wizardry/client/gui/GuiArcaneWorkbench.java

@@ -31,7 +31,6 @@ import net.minecraft.inventory.Slot;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.ResourceLocation;
-import net.minecraft.util.math.MathHelper;
 import net.minecraft.util.text.TextFormatting;
 import net.minecraftforge.client.event.TextureStitchEvent;
 import net.minecraftforge.fml.common.Mod;

src/main/java/electroblob/wizardry/client/gui/GuiSpellBook.java

@@ -13,6 +13,7 @@ import net.minecraft.client.Minecraft;
 import net.minecraft.client.audio.PositionedSoundRecord;
 import net.minecraft.client.gui.GuiScreen;
 import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.resources.I18n;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import org.lwjgl.input.Keyboard;
@@ -32,9 +33,7 @@ public class GuiSpellBook extends GuiScreen {
 		this.spell = Spell.byMetadata(stack.getItemDamage());
 	}
 
-	/**
-	 * Draws the screen and all the components in it.
-	 */
+	@Override
 	public void drawScreen(int par1, int par2, float par3){
 
 		int xPos = this.width / 2 - xSize / 2;
@@ -69,22 +68,18 @@ public class GuiSpellBook extends GuiScreen {
 					0x777777);
 		}
 
-		//this.fontRenderer.drawString("-------------------", xPos + 17, yPos + 35, 0);
+		// Novice is usually white but this doesn't show up
+		String tier = I18n.format("gui.ebwizardry:spell_book.tier", spell.getTier() == Tier.NOVICE ?
+				"\u00A77" + spell.getTier().getDisplayName() : spell.getTier().getDisplayNameWithFormatting());
+		this.fontRenderer.drawString(tier, xPos + 17, yPos + 45, 0);
 
-		if(spell.getTier() == Tier.NOVICE){
-			// Novice is usually white but this doesn't show up.
-			this.fontRenderer.drawString("Tier: \u00A77" + Tier.NOVICE.getDisplayName(), xPos + 17, yPos + 45, 0);
-		}else{
-			this.fontRenderer.drawString("Tier: " + spell.getTier().getDisplayNameWithFormatting(), xPos + 17, yPos + 45, 0);
-		}
-
-		String element = "Element: " + spell.getElement().getFormattingCode() + spell.getElement().getDisplayName();
-		if(!discovered) element = "Element: ?";
+		String element = I18n.format("gui.ebwizardry:spell_book.element", spell.getElement().getFormattingCode() + spell.getElement().getDisplayName());
+		if(!discovered) element = I18n.format("gui.ebwizardry:spell_book.element_undiscovered");
 		this.fontRenderer.drawString(element, xPos + 17, yPos + 57, 0);
 
-		String manaCost = "Mana Cost: " + spell.getCost();
-		if(spell.isContinuous) manaCost = "Mana Cost: " + spell.getCost() + "/second";
-		if(!discovered) manaCost = "Mana Cost: ?";
+		String manaCost = I18n.format("gui.ebwizardry:spell_book.mana_cost", spell.getCost());
+		if(spell.isContinuous) manaCost = I18n.format("gui.ebwizardry:spell_book.mana_cost_continuous", spell.getCost());
+		if(!discovered) manaCost = I18n.format("gui.ebwizardry:spell_book.mana_cost_undiscovered");
 		this.fontRenderer.drawString(manaCost, xPos + 17, yPos + 69, 0);
 
 		if(discovered){
@@ -95,6 +90,7 @@ public class GuiSpellBook extends GuiScreen {
 		}
 	}
 
+	@Override
 	public void initGui(){
 		super.initGui();
 		Keyboard.enableRepeatEvents(true);
@@ -103,6 +99,7 @@ public class GuiSpellBook extends GuiScreen {
 		this.mc.getSoundHandler().playSound(PositionedSoundRecord.getMasterRecord(WizardrySounds.MISC_BOOK_OPEN, 1));
 	}
 
+	@Override
 	public void onGuiClosed(){
 		super.onGuiClosed();
 		Keyboard.enableRepeatEvents(false);

src/main/java/electroblob/wizardry/client/gui/GuiSpellDisplay.java

@@ -96,7 +96,10 @@ public class GuiSpellDisplay {
 	// Normally when extending Gui, you'd have to have an instance to access its methods. However, we're not actually
 	// using any of them, so this class may as well not bother and just be a static event handler. Neat!
 	@SubscribeEvent
-	public static void draw(RenderGameOverlayEvent event){
+	public static void draw(RenderGameOverlayEvent.Post event){
+
+		if(event.getType() != RenderGameOverlayEvent.ElementType.TEXT
+				&& event.getType() != RenderGameOverlayEvent.ElementType.HOTBAR) return;
 		
 		Minecraft mc = Minecraft.getMinecraft();
 

src/main/java/electroblob/wizardry/client/model/ModelWizardArmour.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.client.model;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.block.BlockStatue;
 import net.minecraft.client.model.ModelRenderer;
 import net.minecraft.entity.Entity;
@@ -13,6 +14,7 @@ public class ModelWizardArmour extends ModelArmourFixer {
 	ModelRenderer hatSegment4;
 	ModelRenderer hatSegment5;
 	ModelRenderer hatSegment6;
+	ModelRenderer hatBobble;
 	ModelRenderer robe;
 
 	public ModelWizardArmour(float delta){
@@ -75,6 +77,13 @@ public class ModelWizardArmour extends ModelArmourFixer {
 		hatSegment6.mirror = true;
 		setRotation(hatSegment6, -0.5585054F, 0F, 0F);
 
+		hatBobble = new ModelRenderer(this, 52, 47);
+		hatBobble.addBox(0F, 0F, 0F, 3, 3, 3);
+		hatBobble.setRotationPoint(-1.5F, -15.1F, 4F);
+		hatBobble.setTextureSize(64, 64);
+		hatBobble.mirror = true;
+		setRotation(hatBobble, -0.65F, 0F, 0F);
+
 		bipedBody = new ModelRenderer(this, 16, 16);
 		bipedBody.addBox(-4F, 0F, -2F, 8, 11, 4, delta);
 		bipedBody.setRotationPoint(0F, 0F, 0F);
@@ -97,6 +106,7 @@ public class ModelWizardArmour extends ModelArmourFixer {
 		bipedHead.addChild(hatSegment4);
 		bipedHead.addChild(hatSegment5);
 		bipedHead.addChild(hatSegment6);
+		bipedHead.addChild(hatBobble);
 	}
 
 	public void render(Entity entity, float f, float f1, float f2, float f3, float f4, float f5){
@@ -129,6 +139,8 @@ public class ModelWizardArmour extends ModelArmourFixer {
 		this.robe.rotateAngleX = (this.bipedLeftLeg.rotateAngleX + this.bipedRightLeg.rotateAngleX) / 2f;
 		this.robe.rotateAngleY = this.bipedBody.rotateAngleY;
 		this.robe.rotateAngleZ = (this.bipedLeftLeg.rotateAngleZ + this.bipedRightLeg.rotateAngleZ) / 2f;
+
+		this.hatBobble.showModel = Wizardry.tisTheSeason;
 	}
 
 }

src/main/java/electroblob/wizardry/client/model/WizardryModels.java

@@ -67,10 +67,10 @@ public final class WizardryModels {
 
 		registerMultiTexturedModel((ItemCrystal)WizardryItems.magic_crystal);
 
-		registerItemModel(WizardryItems.magic_wand);
-		registerItemModel(WizardryItems.apprentice_wand);
-		registerItemModel(WizardryItems.advanced_wand);
-		registerItemModel(WizardryItems.master_wand);
+		registerWandModel(WizardryItems.magic_wand);
+		registerWandModel(WizardryItems.apprentice_wand);
+		registerWandModel(WizardryItems.advanced_wand);
+		registerWandModel(WizardryItems.master_wand);
 
 		registerItemModel(WizardryItems.spell_book);
 		// Wildcard registered for wizard trades.
@@ -78,37 +78,37 @@ public final class WizardryModels {
 		registerItemModel(WizardryItems.arcane_tome);
 		registerItemModel(WizardryItems.wizard_handbook);
 
-		registerItemModel(WizardryItems.novice_fire_wand);
-		registerItemModel(WizardryItems.novice_ice_wand);
-		registerItemModel(WizardryItems.novice_lightning_wand);
-		registerItemModel(WizardryItems.novice_necromancy_wand);
-		registerItemModel(WizardryItems.novice_earth_wand);
-		registerItemModel(WizardryItems.novice_sorcery_wand);
-		registerItemModel(WizardryItems.novice_healing_wand);
+		registerWandModel(WizardryItems.novice_fire_wand);
+		registerWandModel(WizardryItems.novice_ice_wand);
+		registerWandModel(WizardryItems.novice_lightning_wand);
+		registerWandModel(WizardryItems.novice_necromancy_wand);
+		registerWandModel(WizardryItems.novice_earth_wand);
+		registerWandModel(WizardryItems.novice_sorcery_wand);
+		registerWandModel(WizardryItems.novice_healing_wand);
 
-		registerItemModel(WizardryItems.apprentice_fire_wand);
-		registerItemModel(WizardryItems.apprentice_ice_wand);
-		registerItemModel(WizardryItems.apprentice_lightning_wand);
-		registerItemModel(WizardryItems.apprentice_necromancy_wand);
-		registerItemModel(WizardryItems.apprentice_earth_wand);
-		registerItemModel(WizardryItems.apprentice_sorcery_wand);
-		registerItemModel(WizardryItems.apprentice_healing_wand);
+		registerWandModel(WizardryItems.apprentice_fire_wand);
+		registerWandModel(WizardryItems.apprentice_ice_wand);
+		registerWandModel(WizardryItems.apprentice_lightning_wand);
+		registerWandModel(WizardryItems.apprentice_necromancy_wand);
+		registerWandModel(WizardryItems.apprentice_earth_wand);
+		registerWandModel(WizardryItems.apprentice_sorcery_wand);
+		registerWandModel(WizardryItems.apprentice_healing_wand);
 
-		registerItemModel(WizardryItems.advanced_fire_wand);
-		registerItemModel(WizardryItems.advanced_ice_wand);
-		registerItemModel(WizardryItems.advanced_lightning_wand);
-		registerItemModel(WizardryItems.advanced_necromancy_wand);
-		registerItemModel(WizardryItems.advanced_earth_wand);
-		registerItemModel(WizardryItems.advanced_sorcery_wand);
-		registerItemModel(WizardryItems.advanced_healing_wand);
+		registerWandModel(WizardryItems.advanced_fire_wand);
+		registerWandModel(WizardryItems.advanced_ice_wand);
+		registerWandModel(WizardryItems.advanced_lightning_wand);
+		registerWandModel(WizardryItems.advanced_necromancy_wand);
+		registerWandModel(WizardryItems.advanced_earth_wand);
+		registerWandModel(WizardryItems.advanced_sorcery_wand);
+		registerWandModel(WizardryItems.advanced_healing_wand);
 
-		registerItemModel(WizardryItems.master_fire_wand);
-		registerItemModel(WizardryItems.master_ice_wand);
-		registerItemModel(WizardryItems.master_lightning_wand);
-		registerItemModel(WizardryItems.master_necromancy_wand);
-		registerItemModel(WizardryItems.master_earth_wand);
-		registerItemModel(WizardryItems.master_sorcery_wand);
-		registerItemModel(WizardryItems.master_healing_wand);
+		registerWandModel(WizardryItems.master_fire_wand);
+		registerWandModel(WizardryItems.master_ice_wand);
+		registerWandModel(WizardryItems.master_lightning_wand);
+		registerWandModel(WizardryItems.master_necromancy_wand);
+		registerWandModel(WizardryItems.master_earth_wand);
+		registerWandModel(WizardryItems.master_sorcery_wand);
+		registerWandModel(WizardryItems.master_healing_wand);
 
 		registerItemModel(WizardryItems.spectral_sword);
 		registerItemModel(WizardryItems.spectral_pickaxe);
@@ -303,6 +303,23 @@ public final class WizardryModels {
 		// Assigns the model for all metadata values
 		ModelLoader.setCustomMeshDefinition(item, s -> new ModelResourceLocation(item.getRegistryName(), "inventory"));
 	}
+
+	/**
+	 * Registers a wand model, using the item's registry name as the model name (this convention makes it easier to
+	 * keep track of everything).
+	 */
+	private static void registerWandModel(Item item){
+
+		if(Wizardry.tisTheSeason){
+			// Changing the last parameter from null to "inventory" fixed the item/block model weirdness. No idea why!
+			ModelBakery.registerItemVariants(item, new ModelResourceLocation("ebwizardry:festive_wand", "inventory"));
+			// Assigns the model for all metadata values
+			ModelLoader.setCustomMeshDefinition(item, s -> new ModelResourceLocation("ebwizardry:festive_wand", "inventory"));
+		}else{
+			registerItemModel(item);
+		}
+
+	}
 	
 	/**
 	 * Registers an item model, using the itemstack-sensitive {@link IMultiTexturedItem#getModelName(ItemStack)} as the

src/main/java/electroblob/wizardry/client/particle/ParticleWizardry.java

@@ -525,30 +525,42 @@ public abstract class ParticleWizardry extends Particle {
 
 
 	// =============================================== Helper Methods ===============================================
-	
+
+	/** Internal overload for {@link ParticleWizardry#generateTextures(String, String, int)} which uses wizardry's mod
+	 * ID automatically. */
+	public static ResourceLocation[] generateTextures(String stem, int n){
+		return generateTextures(Wizardry.MODID, stem, n);
+	}
+
 	/** Static helper method that generates an array of n ResourceLocations using the particle file naming convention,
 	 * which is the given stem plus an underscore plus the integer index. */
-	public static ResourceLocation[] generateTextures(String stem, int n){
+	public static ResourceLocation[] generateTextures(String modID, String stem, int n){
 
 		ResourceLocation[] textures = new ResourceLocation[n];
 		
 		for(int i=0; i<n; i++){
-			textures[i] = new ResourceLocation(Wizardry.MODID, "particle/" + stem + "_" + i);
+			textures[i] = new ResourceLocation(modID, "particle/" + stem + "_" + i);
 		}
 		
 		return textures;
 	}
+
+	/** Internal overload for {@link ParticleWizardry#generateTextures(String, String, int, int)} which uses wizardry's
+	 * mod ID automatically. */
+	public static ResourceLocation[][] generateTextures(String stem, int m, int n){
+		return generateTextures(Wizardry.MODID, stem, m, n);
+	}
 	
 	/** Static helper method that generates a 2D m x n array of ResourceLocations using the particle file naming
 	 * convention, which is the given stem plus an underscore plus the first index, plus an underscore plus the second
 	 * index. Useful for animated particles that also pick a random animation strip. */
-	public static ResourceLocation[][] generateTextures(String stem, int m, int n){
+	public static ResourceLocation[][] generateTextures(String modID, String stem, int m, int n){
 
 		ResourceLocation[][] textures = new ResourceLocation[m][n];
 		
 		for(int i=0; i<m; i++){
 			for(int j=0; j<n; j++){
-				textures[i][j] = new ResourceLocation(Wizardry.MODID, "particle/" + stem + "_" + i + "_" + j);
+				textures[i][j] = new ResourceLocation(modID, "particle/" + stem + "_" + i + "_" + j);
 			}
 		}
 		

src/main/java/electroblob/wizardry/client/renderer/LayerFrost.java

@@ -112,7 +112,7 @@ public class LayerFrost implements LayerRenderer<EntityLivingBase> {
 		double scaleX = 1, scaleY = 1;
 		// It's more logical to use the model's texture size, but some classes don't bother setting it properly
 		// (e.g. ModelVillager), so to get the correct dimensions I'm getting them from the first box instead.
-		if(model.boxList != null && model.boxList.get(0) != null){
+		if(model.boxList != null && model.boxList.size() >= 1 && model.boxList.get(0) != null){
 			scaleX = (double)model.boxList.get(0).textureWidth / 16d;
 			scaleY = (double)model.boxList.get(0).textureHeight / 16d;
 		}else{ // Fallback to model fields; should never be needed
@@ -121,11 +121,26 @@ public class LayerFrost implements LayerRenderer<EntityLivingBase> {
 		}
 		GlStateManager.scale(scaleX, scaleY, 1);
 		GlStateManager.matrixMode(GL11.GL_MODELVIEW);
-		
+
+		boolean headWearHidden = false;
+		boolean bodyWearHidden = false;
+		boolean leftArmWearHidden = false;
+		boolean rightArmWearHidden = false;
+		boolean leftLegWearHidden = false;
+		boolean rightLegWearHidden = false;
+
 		// Hides the hat layer for bipeds
-		if(this.model instanceof ModelBiped) ((ModelBiped)this.model).bipedHeadwear.isHidden = true;
+		if(this.model instanceof ModelBiped){
+			headWearHidden = ((ModelBiped)this.model).bipedHeadwear.isHidden;
+			((ModelBiped)this.model).bipedHeadwear.isHidden = true;
+		}
 
 		if(this.model instanceof ModelPlayer){
+			bodyWearHidden = ((ModelPlayer)this.model).bipedBodyWear.isHidden;
+			leftArmWearHidden = ((ModelPlayer)this.model).bipedLeftArmwear.isHidden;
+			rightArmWearHidden = ((ModelPlayer)this.model).bipedRightArmwear.isHidden;
+			leftLegWearHidden = ((ModelPlayer)this.model).bipedLeftLegwear.isHidden;
+			rightLegWearHidden = ((ModelPlayer)this.model).bipedRightLegwear.isHidden;
 			((ModelPlayer)this.model).bipedBodyWear.isHidden = true;
 			((ModelPlayer)this.model).bipedLeftArmwear.isHidden = true;
 			((ModelPlayer)this.model).bipedRightArmwear.isHidden = true;
@@ -136,7 +151,15 @@ public class LayerFrost implements LayerRenderer<EntityLivingBase> {
 		this.model.setLivingAnimations(entity, limbSwing, limbSwingAmount, partialTicks);
 		this.model.render(entity, limbSwing, limbSwingAmount, ageInTicks, netHeadYaw, headPitch, scale);
 
-		if(this.model instanceof ModelBiped) ((ModelBiped)this.model).bipedHeadwear.isHidden = false;
+		if(this.model instanceof ModelBiped) ((ModelBiped)this.model).bipedHeadwear.isHidden = headWearHidden;
+
+		if(this.model instanceof ModelPlayer){
+			((ModelPlayer)this.model).bipedBodyWear.isHidden = bodyWearHidden;
+			((ModelPlayer)this.model).bipedLeftArmwear.isHidden = leftArmWearHidden;
+			((ModelPlayer)this.model).bipedRightArmwear.isHidden = rightArmWearHidden;
+			((ModelPlayer)this.model).bipedLeftLegwear.isHidden = leftLegWearHidden;
+			((ModelPlayer)this.model).bipedRightLegwear.isHidden = rightLegWearHidden;
+		}
 
 		// Undoes the texture scaling
 		GlStateManager.matrixMode(GL11.GL_TEXTURE);

src/main/java/electroblob/wizardry/client/renderer/RenderArcaneLock.java

@@ -20,9 +20,6 @@ import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
 import net.minecraftforge.fml.relauncher.Side;
 import org.lwjgl.opengl.GL11;
 
-import java.util.ArrayList;
-import java.util.List;
-
 @Mod.EventBusSubscriber(Side.CLIENT)
 public class RenderArcaneLock {
 
@@ -39,33 +36,44 @@ public class RenderArcaneLock {
 
 		EntityPlayer player = Minecraft.getMinecraft().player;
 		World world = Minecraft.getMinecraft().world;
-
-		GlStateManager.pushMatrix();
-		GlStateManager.enableBlend();
-		GlStateManager.disableLighting();
-		OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240, 240);
-		GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
-
 		Vec3d origin = player.getPositionEyes(event.getPartialTicks());
-		GlStateManager.translate(-origin.x, -origin.y + player.getEyeHeight(), -origin.z);
-
-		GlStateManager.color(1, 1, 1, 1);
-
-		Minecraft.getMinecraft().renderEngine.bindTexture(textures[(player.ticksExisted % (textures.length * 2))/2]);
-
 		Tessellator tessellator = Tessellator.getInstance();
 		BufferBuilder buffer = tessellator.getBuffer();
-		buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
 
-		// Someone managed to get a CME here so let's just copy the list to be safe
+		boolean flag = false;
+		boolean lighting = false;
+
+		// Someone managed to get a CME here so let's iterate manually to be safe (don't copy the list, it's expensive!)
 		// It's only cosmetic so if a tileentity somehow gets removed while we're rendering them it's not a big deal
-		List<TileEntity> tileentities = new ArrayList<>(world.loadedTileEntityList);
+		for(int i=0; i<world.loadedTileEntityList.size(); i++){
 
-		for(TileEntity tileentity : tileentities){
+			TileEntity tileentity = world.loadedTileEntityList.get(i);
+			
+			if(tileentity == null) continue; // What the heck VoxelMap
 
 			if(tileentity.getDistanceSq(origin.x, origin.y, origin.z) <= tileentity.getMaxRenderDistanceSquared()
 					&& tileentity.getTileData().hasUniqueId(ArcaneLock.NBT_KEY)){
 
+				if(!flag){
+
+					flag = true;
+
+					GlStateManager.pushMatrix();
+					GlStateManager.enableBlend();
+					lighting = GL11.glIsEnabled(GL11.GL_LIGHTING);
+					GlStateManager.disableLighting();
+					OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, 240, 240);
+					GlStateManager.blendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
+
+					GlStateManager.translate(-origin.x, -origin.y + player.getEyeHeight(), -origin.z);
+
+					GlStateManager.color(1, 1, 1, 1);
+
+					Minecraft.getMinecraft().renderEngine.bindTexture(textures[(player.ticksExisted % (textures.length * 2))/2]);
+
+					buffer.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);
+				}
+
 				Vec3d[] vertices = WizardryUtilities.getVertices(world.getBlockState(tileentity.getPos()).getBoundingBox(world, tileentity.getPos()).grow(0.05).offset(tileentity.getPos()));
 
 				drawFace(buffer, vertices[0], vertices[1], vertices[3], vertices[2], 0, 0, 1, 1); // Bottom
@@ -78,13 +86,19 @@ public class RenderArcaneLock {
 			}
 		}
 
-		tessellator.draw();
+		if(flag){
+
+			tessellator.draw();
+
+			GlStateManager.disableBlend();
+			GlStateManager.enableTexture2D();
+			if(lighting){
+				GlStateManager.enableLighting();
+			}
+			GlStateManager.disableRescaleNormal();
+			GlStateManager.popMatrix();
+		}
 
-		GlStateManager.disableBlend();
-		GlStateManager.enableTexture2D();
-		GlStateManager.enableLighting();
-		GlStateManager.disableRescaleNormal();
-		GlStateManager.popMatrix();
 	}
 
 	private static void drawFace(BufferBuilder buffer, Vec3d topLeft, Vec3d topRight, Vec3d bottomLeft, Vec3d bottomRight, float u1, float v1, float u2, float v2){

src/main/java/electroblob/wizardry/client/renderer/RenderBlackHole.java

@@ -53,9 +53,8 @@ public class RenderBlackHole extends Render<EntityBlackHole> {
 					(float)blackhole.ticksExisted / 10);
 		}
 		if(blackhole.ticksExisted > blackhole.lifetime - 10){
-			GlStateManager.scale((float)(blackhole.lifetime - blackhole.ticksExisted) / 10,
-					(float)(blackhole.lifetime - blackhole.ticksExisted) / 10,
-					(float)(blackhole.lifetime - blackhole.ticksExisted) / 10);
+			float scale = Math.max(0, (float)(blackhole.lifetime - blackhole.ticksExisted) / 10);
+			GlStateManager.scale(scale, scale, scale);
 		}
 
 		this.bindTexture(texture);

src/main/java/electroblob/wizardry/command/CommandCastSpell.java

@@ -190,7 +190,8 @@ public class CommandCastSpell extends CommandBase {
 				}
 
 				if(spell.isContinuous){
-
+					// We need not query Spell#canBeCastByDispensers since with commands there's no difference between
+					// a spell that can't be cast positionally and one that can be cast positionally but fails
 					if(spell.cast(world, origin.x, origin.y, origin.z, direction, 0, duration, modifiers)){
 
 						MinecraftForge.EVENT_BUS.post(new SpellCastEvent.Post(Source.COMMAND, spell, world, origin.x, origin.y, origin.z, direction, modifiers));

src/main/java/electroblob/wizardry/command/CommandDiscoverSpell.java

@@ -113,7 +113,7 @@ public class CommandDiscoverSpell extends CommandBase {
 					if(server.sendCommandFeedback()) sender.sendMessage(
 							new TextComponentTranslation("commands." + Wizardry.MODID + ":discoverspell.clear", player.getName()));
 				}else if(all){
-					data.spellsDiscovered.addAll(Spell.getSpells(Spell.allSpells));
+					data.spellsDiscovered.addAll(Spell.getAllSpells());
 					if(server.sendCommandFeedback()) sender.sendMessage(
 							new TextComponentTranslation("commands." + Wizardry.MODID + ":discoverspell.all", player.getName()));
 				}else{

src/main/java/electroblob/wizardry/command/SpellEmitter.java

@@ -4,6 +4,7 @@ import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.data.SpellEmitterData;
 import electroblob.wizardry.event.SpellCastEvent;
 import electroblob.wizardry.spell.Spell;
+import electroblob.wizardry.util.NBTExtras;
 import electroblob.wizardry.util.SpellModifiers;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.nbt.NBTTagCompound;
@@ -129,7 +130,7 @@ public class SpellEmitter implements ITickable {
 		nbt.setDouble("z", z);
 		nbt.setInteger("direction", direction.getIndex());
 		nbt.setInteger("duration", duration);
-		nbt.setTag("modifiers", modifiers.toNBT());
+		NBTExtras.storeTagSafely(nbt, "modifiers", modifiers.toNBT());
 		nbt.setInteger("castingTick", castingTick);
 
 		return nbt;

src/main/java/electroblob/wizardry/data/BlockCastingData.java

@@ -7,6 +7,7 @@ import electroblob.wizardry.packet.WizardryPacketHandler;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.spell.None;
 import electroblob.wizardry.spell.Spell;
+import electroblob.wizardry.util.NBTExtras;
 import electroblob.wizardry.util.SpellModifiers;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.tileentity.TileEntity;
@@ -141,7 +142,7 @@ public abstract class BlockCastingData<T extends TileEntity> implements INBTSeri
 
 		nbt.setInteger("spell", spell.metadata());
 		nbt.setInteger("castingTick", castingTick);
-		nbt.setTag("modifiers", modifiers.toNBT());
+		NBTExtras.storeTagSafely(nbt, "modifiers", modifiers.toNBT());
 
 		return nbt;
 	}

src/main/java/electroblob/wizardry/data/DispenserCastingData.java

@@ -166,7 +166,10 @@ public class DispenserCastingData extends BlockCastingData<TileEntityDispenser>
 			// This will fire once for each dimension, but since we want dispenser-casting to work in all dimensions,
 			// this is correct (the loaded tile entity list will of course be different in each case.
 
-			for(TileEntity tileentity : event.world.loadedTileEntityList){
+			// Somehow this was throwing a CME, I have no idea why so I'm just going to cheat and copy the list
+			List<TileEntity> tileEntities = new ArrayList<>(event.world.loadedTileEntityList);
+
+			for(TileEntity tileentity : tileEntities){
 				if(tileentity instanceof TileEntityDispenser){
 					if(DispenserCastingData.get((TileEntityDispenser)tileentity) != null){
 						DispenserCastingData.get((TileEntityDispenser)tileentity).update();

src/main/java/electroblob/wizardry/data/IStoredVariable.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.data;
 
+import electroblob.wizardry.util.NBTExtras;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
@@ -89,7 +90,7 @@ public interface IStoredVariable<T> extends IVariable<T> {
 
 		@Override
 		public void write(NBTTagCompound nbt, T value){
-			if(value != null) nbt.setTag(key, serialiser.apply(value));
+			if(value != null) NBTExtras.storeTagSafely(nbt, key, serialiser.apply(value));
 		}
 
 		@Override

src/main/java/electroblob/wizardry/data/SpellEmitterData.java

@@ -91,7 +91,7 @@ public class SpellEmitterData extends WorldSavedData {
 
 	@Override
 	public NBTTagCompound writeToNBT(NBTTagCompound compound){
-		compound.setTag("emitters", NBTExtras.listToNBT(emitters, SpellEmitter::toNBT));
+		NBTExtras.storeTagSafely(compound, "emitters", NBTExtras.listToNBT(emitters, SpellEmitter::toNBT));
 		return compound;
 	}
 

src/main/java/electroblob/wizardry/data/SpellGlyphData.java

@@ -4,6 +4,7 @@ import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.packet.PacketGlyphData;
 import electroblob.wizardry.packet.WizardryPacketHandler;
 import electroblob.wizardry.spell.Spell;
+import electroblob.wizardry.util.NBTExtras;
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.nbt.NBTTagList;
@@ -43,11 +44,11 @@ public class SpellGlyphData extends WorldSavedData {
 	/** Generates random names and descriptions for any spells which don't already have them. */
 	public void generateGlyphNames(World world){
 
-		for(Spell spell : Spell.getSpells(Spell.allSpells)){
+		for(Spell spell : Spell.getAllSpells()){
 			if(!randomNames.containsKey(spell)) randomNames.put(spell, generateRandomName(world.rand));
 		}
 
-		for(Spell spell : Spell.getSpells(Spell.allSpells)){
+		for(Spell spell : Spell.getAllSpells()){
 			if(!randomDescriptions.containsKey(spell))
 				randomDescriptions.put(spell, generateRandomDescription(world.rand));
 		}
@@ -161,7 +162,7 @@ public class SpellGlyphData extends WorldSavedData {
 
 		NBTTagList tagList = new NBTTagList();
 
-		for(Spell spell : Spell.getSpells(Spell.allSpells)){
+		for(Spell spell : Spell.getAllSpells()){
 			// Much like the enchantments tag for items, this stores a list of spell-id-to-name tag pairs
 			// The description is now also included; there's no point in making a second compound tag!
 			NBTTagCompound tag = new NBTTagCompound();
@@ -171,7 +172,7 @@ public class SpellGlyphData extends WorldSavedData {
 			tagList.appendTag(tag);
 		}
 
-		nbt.setTag("spellGlyphData", tagList);
+		NBTExtras.storeTagSafely(nbt, "spellGlyphData", tagList);
 
 		return nbt;
 	}

src/main/java/electroblob/wizardry/data/WizardData.java

@@ -515,12 +515,12 @@ public class WizardData implements INBTSerializable<NBTTagCompound> {
 
 		NBTTagCompound properties = new NBTTagCompound();
 
-		properties.setTag("imbuements", NBTExtras.mapToNBT(this.imbuementDurations,
+		NBTExtras.storeTagSafely(properties, "imbuements", NBTExtras.mapToNBT(this.imbuementDurations,
 				imbuement -> new NBTTagInt(Enchantment.getEnchantmentID((Enchantment)imbuement)), NBTTagInt::new));
 
 		// Mmmmmm Java 8....
-		properties.setTag("allies", NBTExtras.listToNBT(this.allies, NBTUtil::createUUIDTag));
-		properties.setTag("allyNames", NBTExtras.listToNBT(this.allyNames, NBTTagString::new));
+		NBTExtras.storeTagSafely(properties, "allies", NBTExtras.listToNBT(this.allies, NBTUtil::createUUIDTag));
+		NBTExtras.storeTagSafely(properties, "allyNames", NBTExtras.listToNBT(this.allyNames, NBTTagString::new));
 
 		// Might be worth converting this over to WizardryUtilities.listToNBT.
 		int[] spells = new int[this.spellsDiscovered.size()];
@@ -531,7 +531,7 @@ public class WizardData implements INBTSerializable<NBTTagCompound> {
 		}
 		properties.setIntArray("discoveredSpells", spells);
 
-		properties.setTag("recentSpells", NBTExtras.listToNBT(recentSpells, s -> new NBTTagInt(s.metadata())));
+		NBTExtras.storeTagSafely(properties, "recentSpells", NBTExtras.listToNBT(recentSpells, s -> new NBTTagInt(s.metadata())));
 
 		storedVariables.forEach(k -> k.write(properties, this.spellData.get(k)));
 

src/main/java/electroblob/wizardry/enchantment/EnchantmentMagicProtection.java

@@ -68,7 +68,7 @@ public class EnchantmentMagicProtection extends Enchantment {
 
 	public enum Type {
 
-		MAGIC("magic", 1, 5, 8, s -> s instanceof IElementalDamage),
+		MAGIC("magic", 1, 5, 8, s -> s instanceof IElementalDamage || s.isMagicDamage()),
 		FROST("frost", 2, 10, 8, s -> s instanceof IElementalDamage && ((IElementalDamage)s).getType() == MagicDamage.DamageType.FROST),
 		SHOCK("shock", 2, 10, 8, s -> s instanceof IElementalDamage && ((IElementalDamage)s).getType() == MagicDamage.DamageType.SHOCK);
 		// Fire already exists, and the other types aren't used enough to be worth having

src/main/java/electroblob/wizardry/enchantment/Imbuement.java

@@ -120,9 +120,9 @@ public interface Imbuement {
 
 				ItemStack bow = archer.getHeldItemMainhand();
 
-				if(!ImbueWeapon.isBow(bow.getItem())){
+				if(!ImbueWeapon.isBow(bow)){
 					bow = archer.getHeldItemOffhand();
-					if(!ImbueWeapon.isBow(bow.getItem())) return;
+					if(!ImbueWeapon.isBow(bow)) return;
 				}
 
 				// Taken directly from ItemBow, so it works exactly the same as the power enchantment.

src/main/java/electroblob/wizardry/entity/EntityLevitatingBlock.java

@@ -5,6 +5,7 @@ import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.spell.Spell;
 import electroblob.wizardry.util.AllyDesignationSystem;
 import electroblob.wizardry.util.MagicDamage;
+import electroblob.wizardry.util.NBTExtras;
 import electroblob.wizardry.util.WizardryUtilities;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.block.Block;
@@ -183,7 +184,7 @@ public class EntityLevitatingBlock extends EntityFallingBlock implements IEntity
 												NBTBase nbtbase = this.tileEntityData.getTag(s);
 
 												if(!"x".equals(s) && !"y".equals(s) && !"z".equals(s)){
-													nbttagcompound.setTag(s, nbtbase.copy());
+													NBTExtras.storeTagSafely(nbttagcompound, s, nbtbase.copy());
 												}
 											}
 

src/main/java/electroblob/wizardry/entity/EntityMeteor.java

@@ -5,9 +5,11 @@ import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.registry.WizardryBlocks;
 import electroblob.wizardry.registry.WizardrySounds;
 import electroblob.wizardry.spell.Meteor;
+import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.entity.MoverType;
 import net.minecraft.entity.item.EntityFallingBlock;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.SoundCategory;
 import net.minecraft.world.World;
@@ -61,9 +63,9 @@ public class EntityMeteor extends EntityFallingBlock {
 		this.motionY *= 0.9800000190734863D;
 		this.motionZ *= 0.9800000190734863D;
 
-		if(!this.world.isRemote){
+		if(this.onGround){
 
-			if(this.onGround){
+			if(!this.world.isRemote){
 
 				this.motionX *= 0.699999988079071D;
 				this.motionZ *= 0.699999988079071D;
@@ -72,8 +74,13 @@ public class EntityMeteor extends EntityFallingBlock {
 						Spells.meteor.getProperty(Meteor.BLAST_STRENGTH).floatValue() * blastMultiplier,
 						damageBlocks, damageBlocks);
 				this.setDead();
+
+			}else{
+				WizardryUtilities.getEntitiesWithinRadius(15, posX, posY, posZ, world, EntityPlayer.class)
+						.forEach(p -> Wizardry.proxy.shakeScreen(p, 10));
 			}
 		}
+
 	}
 
 	@Override

src/main/java/electroblob/wizardry/entity/construct/EntityBubble.java

@@ -65,7 +65,7 @@ public class EntityBubble extends EntityMagicConstruct {
 		if(isDarkOrb){
 
 			if(WizardryUtilities.getRider(this) != null
-					&& this.ticksExisted % Spells.entrapment.getProperty(Entrapment.DAMAGE_INTERVAL).intValue() == 0){
+					&& WizardryUtilities.getRider(this).ticksExisted % Spells.entrapment.getProperty(Entrapment.DAMAGE_INTERVAL).intValue() == 0){
 				if(this.getCaster() != null){
 					WizardryUtilities.getRider(this).attackEntityFrom(
 							MagicDamage.causeIndirectMagicDamage(this, getCaster(), DamageType.MAGIC),

src/main/java/electroblob/wizardry/entity/construct/EntityCombustionRune.java

@@ -1,6 +1,5 @@
 package electroblob.wizardry.entity.construct;
 
-import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.spell.Spell;
 import electroblob.wizardry.util.WizardryUtilities;

src/main/java/electroblob/wizardry/entity/construct/EntityEarthquake.java

@@ -7,7 +7,6 @@ import electroblob.wizardry.util.MagicDamage.DamageType;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.item.EntityFallingBlock;
-import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.init.MobEffects;
 import net.minecraft.network.play.server.SPacketEntityVelocity;
@@ -97,18 +96,6 @@ public class EntityEarthquake extends EntityMagicConstruct {
 				}
 			}
 		}
-
-		if(!world.isRemote){
-			// Constant 15 blocks for now
-			List<EntityPlayer> targets2 = WizardryUtilities.getEntitiesWithinRadius(15, posX, posY, posZ, world, EntityPlayer.class);
-
-			float magnitude = 10f * ((float)(this.lifetime - this.ticksExisted))/(float)this.lifetime;
-
-			// Makes the screen shake
-			for(EntityPlayer target : targets2){
-				target.rotationPitch += this.ticksExisted % 2 == 0 ? magnitude : -magnitude;
-			}
-		}
 	}
 
 }

src/main/java/electroblob/wizardry/entity/construct/EntityHammer.java

@@ -80,8 +80,8 @@ public class EntityHammer extends EntityMagicConstruct {
 
 		if(this.world.isRemote && this.ticksExisted % 3 == 0){
 			ParticleBuilder.create(Type.SPARK)
-			.pos(this.posX - 0.5d + rand.nextDouble(), this.posY + 2 * rand.nextDouble(), this.posZ - 0.5d + rand.nextDouble())
-			.spawn(world);
+					.pos(this.posX - 0.5d + rand.nextDouble(), this.posY + 2 * rand.nextDouble(), this.posZ - 0.5d + rand.nextDouble())
+					.spawn(world);
 		}
 
 		this.prevPosX = this.posX;
@@ -103,39 +103,37 @@ public class EntityHammer extends EntityMagicConstruct {
 			this.rotationPitch = 0;
 			this.spin = false;
 
-			if(this.ticksExisted % Spells.lightning_hammer.getProperty(LightningHammer.ATTACK_INTERVAL).floatValue() == 0){
+			double seekerRange = Spells.lightning_hammer.getProperty(Spell.EFFECT_RADIUS).doubleValue();
 
-				double seekerRange = Spells.lightning_hammer.getProperty(Spell.EFFECT_RADIUS).doubleValue();
+			List<EntityLivingBase> targets = WizardryUtilities.getEntitiesWithinRadius(seekerRange, this.posX,
+					this.posY + 1, this.posZ, world);
 
-				List<EntityLivingBase> targets = WizardryUtilities.getEntitiesWithinRadius(seekerRange, this.posX,
-						this.posY + 1, this.posZ, world);
+			int maxTargets = Spells.lightning_hammer.getProperty(LightningHammer.SECONDARY_MAX_TARGETS).intValue();
+			while(targets.size() > maxTargets) targets.remove(targets.size() - 1);
 
-				int maxTargets = Spells.lightning_hammer.getProperty(LightningHammer.SECONDARY_MAX_TARGETS).intValue();
-				while(targets.size() > maxTargets) targets.remove(targets.size() - 1);
+			for(EntityLivingBase target : targets){
 
-				for(EntityLivingBase target : targets){
+				if(WizardryUtilities.isLiving(target) && this.isValidTarget(target)
+						&& target.ticksExisted % Spells.lightning_hammer.getProperty(LightningHammer.ATTACK_INTERVAL).floatValue() == 0){
 
-					if(WizardryUtilities.isLiving(target) && this.isValidTarget(target)){
+					if(world.isRemote){
 
-						if(world.isRemote){
+						ParticleBuilder.create(Type.LIGHTNING).pos(posX, posY + height - 0.1, posZ) .target(target).spawn(world);
 
-							ParticleBuilder.create(Type.LIGHTNING).pos(posX, posY + height - 0.1, posZ) .target(target).spawn(world);
+						ParticleBuilder.spawnShockParticles(world, target.posX,
+								target.getEntityBoundingBox().minY + target.height, target.posZ);
+					}
 
-							ParticleBuilder.spawnShockParticles(world, target.posX,
-									target.getEntityBoundingBox().minY + target.height, target.posZ);
-						}
+					target.playSound(WizardrySounds.ENTITY_HAMMER_ATTACK, 1.0F, rand.nextFloat() * 0.4F + 1.5F);
 
-						target.playSound(WizardrySounds.ENTITY_HAMMER_ATTACK, 1.0F, rand.nextFloat() * 0.4F + 1.5F);
+					float damage = Spells.lightning_hammer.getProperty(Spell.SPLASH_DAMAGE).floatValue() * damageMultiplier;
 
-						float damage = Spells.lightning_hammer.getProperty(Spell.SPLASH_DAMAGE).floatValue() * damageMultiplier;
-
-						if(this.getCaster() != null){
-							WizardryUtilities.attackEntityWithoutKnockback(target, MagicDamage.causeIndirectMagicDamage(
-									this, getCaster(), DamageType.SHOCK), damage);
-							WizardryUtilities.applyStandardKnockback(this, target);
-						}else{
-							target.attackEntityFrom(DamageSource.MAGIC, damage);
-						}
+					if(this.getCaster() != null){
+						WizardryUtilities.attackEntityWithoutKnockback(target, MagicDamage.causeIndirectMagicDamage(
+								this, getCaster(), DamageType.SHOCK), damage);
+						WizardryUtilities.applyStandardKnockback(this, target);
+					}else{
+						target.attackEntityFrom(DamageSource.MAGIC, damage);
 					}
 				}
 			}
@@ -171,6 +169,7 @@ public class EntityHammer extends EntityMagicConstruct {
 	public void fall(float distance, float damageMultiplier){
 
 		if(world.isRemote){
+
 			for(int i = 0; i < 40; i++){
 				double particleX = this.posX - 1.0d + 2 * rand.nextDouble();
 				double particleZ = this.posZ - 1.0d + 2 * rand.nextDouble();
@@ -182,6 +181,12 @@ public class EntityHammer extends EntityMagicConstruct {
 							particleX - this.posX, 0, particleZ - this.posZ, Block.getStateId(block));
 				}
 			}
+
+			if(this.fallDistance > 10){
+				WizardryUtilities.getEntitiesWithinRadius(10, posX, posY, posZ, world, EntityPlayer.class)
+						.forEach(p -> Wizardry.proxy.shakeScreen(p, 6));
+			}
+
 		}else{
 			// Just to check the hammer has actually fallen from the sky, rather than the block under it being broken.
 			if(this.fallDistance > 10){

src/main/java/electroblob/wizardry/entity/construct/EntityHealAura.java

@@ -62,7 +62,7 @@ public class EntityHealAura extends EntityMagicConstruct {
 						target.motionZ = velZ;
 					}
 
-				}else if(target.getHealth() < target.getMaxHealth() && this.ticksExisted % 5 == 0){
+				}else if(target.getHealth() < target.getMaxHealth() && target.ticksExisted % 5 == 0){
 					target.heal(Spells.healing_aura.getProperty(Spell.HEALTH).floatValue() * damageMultiplier);
 				}
 			}

src/main/java/electroblob/wizardry/entity/construct/EntityIceSpike.java

@@ -10,6 +10,7 @@ import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.MoverType;
 import net.minecraft.potion.PotionEffect;
+import net.minecraft.util.DamageSource;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.Vec3d;
@@ -29,9 +30,9 @@ public class EntityIceSpike extends EntityMagicConstruct {
 		this.setRotation(-facing.getHorizontalAngle(), WizardryUtilities.getPitch(facing));
 		float yaw = (-facing.getHorizontalAngle()) * (float)Math.PI/180;
 		float pitch = (WizardryUtilities.getPitch(facing) - 90) * (float)Math.PI/180;
-		Vec3d min = new Vec3d(-width/2, 0, -width/2).rotatePitch(pitch).rotateYaw(yaw);
-		Vec3d max = new Vec3d(width/2, height, width/2).rotatePitch(pitch).rotateYaw(yaw);
-		this.setEntityBoundingBox(new AxisAlignedBB(this.getPositionVector().add(min), this.getPositionVector().add(max)));
+		Vec3d min = this.getPositionVector().add(new Vec3d(-width/2, 0, -width/2).rotatePitch(pitch).rotateYaw(yaw));
+		Vec3d max = this.getPositionVector().add(new Vec3d(width/2, height, width/2).rotatePitch(pitch).rotateYaw(yaw));
+		this.setEntityBoundingBox(new AxisAlignedBB(min.x, min.y, min.z, max.x, max.y, max.z));
 	}
 
 	public EnumFacing getFacing(){
@@ -61,10 +62,9 @@ public class EntityIceSpike extends EntityMagicConstruct {
 		if(!this.world.isRemote){
 			for(Object entity : this.world.getEntitiesWithinAABBExcludingEntity(this, this.getEntityBoundingBox())){
 				if(entity instanceof EntityLivingBase && this.isValidTarget((EntityLivingBase)entity)){
+					DamageSource source = this.getCaster() == null ? DamageSource.MAGIC : MagicDamage.causeDirectMagicDamage(this.getCaster(), DamageType.FROST);
 					// Potion effect only gets added if the damage succeeded.
-					if(((EntityLivingBase)entity).attackEntityFrom(
-							MagicDamage.causeDirectMagicDamage(this.getCaster(), DamageType.FROST),
-							Spells.ice_spikes.getProperty(Spell.DAMAGE).floatValue() * this.damageMultiplier))
+					if(((EntityLivingBase)entity).attackEntityFrom(source, Spells.ice_spikes.getProperty(Spell.DAMAGE).floatValue() * this.damageMultiplier))
 						((EntityLivingBase)entity).addPotionEffect(new PotionEffect(WizardryPotions.frost,
 								Spells.ice_spikes.getProperty(Spell.EFFECT_DURATION).intValue(),
 								Spells.ice_spikes.getProperty(Spell.EFFECT_STRENGTH).intValue()));

src/main/java/electroblob/wizardry/entity/living/EntityAIAttackSpell.java

@@ -213,6 +213,7 @@ public class EntityAIAttackSpell<T extends EntityLiving & ISpellCaster> extends
 			return false;
 		}
 
+		// This is only called when spell casting starts so ticksInUse is always zero
 		if(spell.cast(attacker.world, attacker, EnumHand.MAIN_HAND, 0, target, modifiers)){
 
 			if(spell.isContinuous){

src/main/java/electroblob/wizardry/entity/living/EntityEvilWizard.java

@@ -74,6 +74,7 @@ public class EntityEvilWizard extends EntityMob implements ISpellCaster, IEntity
 	// Field implementations
 	private List<Spell> spells = new ArrayList<Spell>(4);
 	private Spell continuousSpell;
+	private int spellCounter;
 
 	public EntityEvilWizard(World world){
 
@@ -175,6 +176,16 @@ public class EntityEvilWizard extends EntityMob implements ISpellCaster, IEntity
 	public Spell getContinuousSpell(){
 		return this.continuousSpell;
 	}
+
+	@Override
+	public void setSpellCounter(int count){
+		spellCounter = count;
+	}
+
+	@Override
+	public int getSpellCounter(){
+		return spellCounter;
+	}
 	
 	@Override
 	public int getAimingError(EnumDifficulty difficulty){
@@ -252,7 +263,7 @@ public class EntityEvilWizard extends EntityMob implements ISpellCaster, IEntity
 		// When right-clicked with a spell book in creative, sets one of the spells to that spell
 		if(player.isCreative() && stack.getItem() instanceof ItemSpellBook){
 			Spell spell = Spell.byMetadata(stack.getItemDamage());
-			if(this.spells.size() >= 4 && spell.canBeCastByNPCs()){
+			if(this.spells.size() >= 4 && spell.canBeCastBy(this, true)){
 				// The set(...) method returns the element that was replaced - neat!
 				player.sendMessage(new TextComponentTranslation("item." + Wizardry.MODID + ":spell_book.apply_to_wizard",
 						this.getDisplayName(), this.spells.set(rand.nextInt(3) + 1, spell).getNameForTranslationFormatted(),
@@ -269,9 +280,9 @@ public class EntityEvilWizard extends EntityMob implements ISpellCaster, IEntity
 		super.writeEntityToNBT(nbt);
 		nbt.setInteger("element", this.getElement().ordinal());
 		nbt.setInteger("skin", this.textureIndex);
-		nbt.setTag("spells", NBTExtras.listToNBT(spells, spell -> new NBTTagInt(spell.metadata())));
+		NBTExtras.storeTagSafely(nbt, "spells", NBTExtras.listToNBT(spells, spell -> new NBTTagInt(spell.metadata())));
 		nbt.setBoolean("hasStructure", this.hasStructure);
-		nbt.setTag("groupUUIDs", NBTExtras.listToNBT(groupUUIDs, NBTUtil::createUUIDTag));
+		NBTExtras.storeTagSafely(nbt, "groupUUIDs", NBTExtras.listToNBT(groupUUIDs, NBTUtil::createUUIDTag));
 	}
 
 	@Override
@@ -369,7 +380,7 @@ public class EntityEvilWizard extends EntityMob implements ISpellCaster, IEntity
 		// All wizards know magic missile, even if it is disabled.
 		spells.add(Spells.magic_missile);
 
-		Tier maxTier = EntityWizard.populateSpells(spells, element, hasStructure, 3, rand);
+		Tier maxTier = EntityWizard.populateSpells(this, spells, element, hasStructure, 3, rand);
 
 		// Now done after the spells so it can take the tier into account. For evil wizards this is slightly different;
 		// it picks a random wand which is at least a high enough tier for the spells the wizard has.
@@ -392,7 +403,7 @@ public class EntityEvilWizard extends EntityMob implements ISpellCaster, IEntity
 	@SubscribeEvent
 	public static void onCheckSpawnEvent(LivingSpawnEvent.CheckSpawn event){
 		// We have no way of checking if it's a spawner in getCanSpawnHere() so this has to be done here instead
-		if(!event.isSpawner()){
+		if(event.getEntityLiving() instanceof EntityEvilWizard && !event.isSpawner()){
 			if(!ArrayUtils.contains(Wizardry.settings.mobSpawnDimensions, event.getWorld().provider.getDimension()))
 				event.setResult(Event.Result.DENY);
 		}

src/main/java/electroblob/wizardry/entity/living/EntityIceGiant.java

@@ -52,7 +52,7 @@ public class EntityIceGiant extends EntityIronGolem implements ISummonedCreature
 		this.tasks.addTask(6, new EntityAIWatchClosest(this, EntityPlayer.class, 6.0F));
 		this.tasks.addTask(7, new EntityAILookIdle(this));
 		this.targetTasks.addTask(1, new EntityAIHurtByTarget(this, false));
-		this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<EntityLivingBase>(this, EntityLivingBase.class,
+		this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<>(this, EntityLivingBase.class,
 				0, false, true, this.getTargetSelector()));
 	}
 

src/main/java/electroblob/wizardry/entity/living/EntityIceWraith.java

@@ -197,7 +197,7 @@ public class EntityIceWraith extends EntityBlazeMinion {
 	@SubscribeEvent
 	public static void onCheckSpawnEvent(LivingSpawnEvent.CheckSpawn event){
 		// We have no way of checking if it's a spawner in getCanSpawnHere() so this has to be done here instead
-		if(!event.isSpawner()){
+		if(event.getEntityLiving() instanceof EntityLightningWraith && !event.isSpawner()){
 			if(!ArrayUtils.contains(Wizardry.settings.mobSpawnDimensions, event.getWorld().provider.getDimension()))
 				event.setResult(Event.Result.DENY);
 		}

src/main/java/electroblob/wizardry/entity/living/EntityLightningWraith.java

@@ -19,9 +19,6 @@ import net.minecraftforge.fml.common.eventhandler.Event;
 import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
 import org.apache.commons.lang3.ArrayUtils;
 
-import java.util.Arrays;
-import java.util.function.IntPredicate;
-
 @Mod.EventBusSubscriber
 public class EntityLightningWraith extends EntityBlazeMinion {
 
@@ -89,7 +86,7 @@ public class EntityLightningWraith extends EntityBlazeMinion {
 	@SubscribeEvent
 	public static void onCheckSpawnEvent(LivingSpawnEvent.CheckSpawn event){
 		// We have no way of checking if it's a spawner in getCanSpawnHere() so this has to be done here instead
-		if(!event.isSpawner()){
+		if(event.getEntityLiving() instanceof EntityLightningWraith && !event.isSpawner()){
 			if(!event.getWorld().isThundering()) event.setResult(Event.Result.DENY);
 			if(!ArrayUtils.contains(Wizardry.settings.mobSpawnDimensions, event.getWorld().provider.getDimension()))
 				event.setResult(Event.Result.DENY);

src/main/java/electroblob/wizardry/entity/living/EntityMagicSlime.java

@@ -120,8 +120,10 @@ public class EntityMagicSlime extends EntitySlime implements ISummonedCreature {
 				&& ((EntityLivingBase)this.getRidingEntity()).getHealth() > 0){
 			if(this.ticksExisted % 16 == 1){
 				this.getRidingEntity().attackEntityFrom(DamageSource.MAGIC, 1);
-				((EntityLivingBase)this.getRidingEntity())
-						.addPotionEffect(new PotionEffect(MobEffects.SLOWNESS, 20, 2));
+				if(this.getRidingEntity() != null){ // Some mobs force-dismount when attacked (normally when dying)
+					((EntityLivingBase)this.getRidingEntity())
+							.addPotionEffect(new PotionEffect(MobEffects.SLOWNESS, 20, 2));
+				}
 				this.playSound(WizardrySounds.ENTITY_MAGIC_SLIME_ATTACK, 1.0f, 1.0f);
 				this.squishAmount = 0.5F;
 			}

src/main/java/electroblob/wizardry/entity/living/EntityPhoenix.java

@@ -30,6 +30,7 @@ public class EntityPhoenix extends EntitySummonedCreature implements ISpellCaste
 	private EntityAIAttackSpell<EntityPhoenix> spellAttackAI = new EntityAIAttackSpell<>(this, AISpeed, 15f, 60, 140);
 
 	private Spell continuousSpell;
+	private int spellCounter;
 
 	private static final List<Spell> attack = Collections.singletonList(Spells.flame_ray);
 
@@ -50,7 +51,7 @@ public class EntityPhoenix extends EntitySummonedCreature implements ISpellCaste
 		this.tasks.addTask(3, new EntityAILookIdle(this));
 		// this.targetTasks.addTask(0, new EntityAIMoveTowardsTarget(this, 1, 10));
 		this.targetTasks.addTask(1, new EntityAIHurtByTarget(this, true));
-		this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<EntityLivingBase>(this, EntityLivingBase.class,
+		this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<>(this, EntityLivingBase.class,
 				0, false, true, this.getTargetSelector()));
 
 		this.setAIMoveSpeed((float)AISpeed);
@@ -76,6 +77,16 @@ public class EntityPhoenix extends EntitySummonedCreature implements ISpellCaste
 		continuousSpell = spell;
 	}
 
+	@Override
+	public void setSpellCounter(int count){
+		spellCounter = count;
+	}
+
+	@Override
+	public int getSpellCounter(){
+		return spellCounter;
+	}
+
 	@Override
 	public boolean hasRangedAttack(){
 		return true;

src/main/java/electroblob/wizardry/entity/living/EntityShadowWraith.java

@@ -45,7 +45,7 @@ public class EntityShadowWraith extends EntitySummonedCreature implements ISpell
 		this.tasks.addTask(2, new EntityAIWander(this, AISpeed));
 		this.tasks.addTask(3, new EntityAILookIdle(this));
 		this.targetTasks.addTask(1, new EntityAIHurtByTarget(this, true));
-		this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<EntityLivingBase>(this, EntityLivingBase.class,
+		this.targetTasks.addTask(2, new EntityAINearestAttackableTarget<>(this, EntityLivingBase.class,
 				0, false, true, this.getTargetSelector()));
 
 		this.setAIMoveSpeed((float)AISpeed);
@@ -61,21 +61,6 @@ public class EntityShadowWraith extends EntitySummonedCreature implements ISpell
 		return attack;
 	}
 
-	@Override
-	public SpellModifiers getModifiers(){
-		return new SpellModifiers();
-	}
-
-	@Override
-	public Spell getContinuousSpell(){
-		return Spells.none;
-	}
-
-	@Override
-	public void setContinuousSpell(Spell spell){
-		// Doesn't use continuous spells.
-	}
-
 	@Override
 	protected void applyEntityAttributes(){
 		super.applyEntityAttributes();

src/main/java/electroblob/wizardry/entity/living/EntityStormElemental.java

@@ -59,21 +59,6 @@ public class EntityStormElemental extends EntitySummonedCreature implements ISpe
 		return attack;
 	}
 
-	@Override
-	public SpellModifiers getModifiers(){
-		return new SpellModifiers();
-	}
-
-	@Override
-	public Spell getContinuousSpell(){
-		return Spells.none;
-	}
-
-	@Override
-	public void setContinuousSpell(Spell spell){
-		// Doesn't use continuous spells.
-	}
-
 	@Override
 	protected void applyEntityAttributes(){
 		super.applyEntityAttributes();

src/main/java/electroblob/wizardry/entity/living/EntityWizard.java

@@ -50,6 +50,7 @@ import net.minecraftforge.fml.common.registry.IEntityAdditionalSpawnData;
 import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.fml.relauncher.SideOnly;
 import net.minecraftforge.oredict.OreDictionary;
+import org.apache.commons.lang3.tuple.Pair;
 
 import javax.annotation.Nullable;
 import java.util.*;
@@ -83,6 +84,7 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 	// Field implementations
 	private List<Spell> spells = new ArrayList<Spell>(4);
 	private Spell continuousSpell;
+	private int spellCounter;
 
 	/** A set of the positions of the blocks that are part of this wizard's tower. */
 	private Set<BlockPos> towerBlocks;
@@ -187,7 +189,17 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 	public Spell getContinuousSpell(){
 		return this.continuousSpell;
 	}
-	
+
+	@Override
+	public void setSpellCounter(int count){
+		spellCounter = count;
+	}
+
+	@Override
+	public int getSpellCounter(){
+		return spellCounter;
+	}
+
 	@Override
 	public int getAimingError(EnumDifficulty difficulty){
 		// Being more intelligent than skeletons, wizards are a little more accurate.
@@ -218,7 +230,8 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 		// Copied from EntityVillager
 		if(!this.world.isRemote && this.livingSoundTime > -this.getTalkInterval() + 20){
             this.livingSoundTime = -this.getTalkInterval();
-            this.playSound(stack.isEmpty() ? WizardrySounds.ENTITY_WIZARD_NO : WizardrySounds.ENTITY_WIZARD_YES, this.getSoundVolume(), this.getSoundPitch());
+            SoundEvent yes = Wizardry.tisTheSeason ? WizardrySounds.ENTITY_WIZARD_HOHOHO : WizardrySounds.ENTITY_WIZARD_YES;
+            this.playSound(stack.isEmpty() ? WizardrySounds.ENTITY_WIZARD_NO : yes, this.getSoundVolume(), this.getSoundPitch());
         }
 	}
 
@@ -256,6 +269,7 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 	
 	@Override
 	protected SoundEvent getAmbientSound(){
+		if(Wizardry.tisTheSeason) return WizardrySounds.ENTITY_WIZARD_HOHOHO;
 		return this.isTrading() ? WizardrySounds.ENTITY_WIZARD_TRADING : WizardrySounds.ENTITY_WIZARD_AMBIENT;
 	}
 
@@ -357,7 +371,7 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 		// When right-clicked with a spell book in creative, sets one of the spells to that spell
 		if(player.isCreative() && stack.getItem() instanceof ItemSpellBook){
 			Spell spell = Spell.byMetadata(stack.getItemDamage());
-			if(this.spells.size() >= 4 && spell.canBeCastByNPCs()){
+			if(this.spells.size() >= 4 && spell.canBeCastBy(this, true)){
 				// The set(...) method returns the element that was replaced - neat!
 				player.sendMessage(new TextComponentTranslation("item." + Wizardry.MODID + ":spell_book.apply_to_wizard",
 						this.getDisplayName(), this.spells.set(rand.nextInt(3) + 1, spell).getNameForTranslationFormatted(),
@@ -387,15 +401,15 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 		super.writeEntityToNBT(nbt);
 
 		if(this.trades != null){
-			nbt.setTag("trades", this.trades.getRecipiesAsTags());
+			NBTExtras.storeTagSafely(nbt, "trades", this.trades.getRecipiesAsTags());
 		}
 
 		nbt.setInteger("element", this.getElement().ordinal());
 		nbt.setInteger("skin", this.textureIndex);
-		nbt.setTag("spells", NBTExtras.listToNBT(spells, spell -> new NBTTagInt(spell.metadata())));
+		NBTExtras.storeTagSafely(nbt, "spells", NBTExtras.listToNBT(spells, spell -> new NBTTagInt(spell.metadata())));
 
 		if(this.towerBlocks != null && this.towerBlocks.size() > 0){
-			nbt.setTag("towerBlocks", NBTExtras.listToNBT(this.towerBlocks, NBTUtil::createPosTag));
+			NBTExtras.storeTagSafely(nbt, "towerBlocks", NBTExtras.listToNBT(this.towerBlocks, NBTUtil::createPosTag));
 		}
 	}
 
@@ -414,7 +428,7 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 		this.spells = (List<Spell>)NBTExtras.NBTToList(nbt.getTagList("spells", NBT.TAG_INT),
 				(NBTTagInt tag) -> Spell.byMetadata(tag.getInt()));
 
-		NBTTagList tagList = nbt.getTagList("towerBlocks", NBT.TAG_LONG);
+		NBTTagList tagList = nbt.getTagList("towerBlocks", NBT.TAG_COMPOUND);
 		if(!tagList.isEmpty()){
 			this.towerBlocks = new HashSet<>(NBTExtras.NBTToList(tagList, NBTUtil::getPosFromTag));
 		}else{
@@ -489,7 +503,6 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 			ItemStack anySpellBook = new ItemStack(WizardryItems.spell_book, 1, OreDictionary.WILDCARD_VALUE);
 			ItemStack crystalStack = new ItemStack(WizardryItems.magic_crystal, 5);
 
-			// NOTE: For wizardry 1.2, increase the number of uses of this trade. The default is 7, for reference.
 			this.trades.add(new MerchantRecipe(anySpellBook, crystalStack));
 
 			this.addRandomRecipes(3);
@@ -574,12 +587,14 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 
 	// TODO: Switch all of this over to some kind of loot pool system?
 
+	@SuppressWarnings("unchecked")
 	private ItemStack getRandomPrice(Tier tier){
 
-		Map<ResourceLocation, Integer> map = Wizardry.settings.currencyItems;
+		Map<Pair<ResourceLocation, Short>, Integer> map = Wizardry.settings.currencyItems;
 		// This isn't that efficient but it's not called very often really so it doesn't matter
-		ResourceLocation itemName = map.keySet().toArray(new ResourceLocation[0])[rand.nextInt(map.size())];
-		Item item = Item.REGISTRY.getObject(itemName);
+		Pair<ResourceLocation, Short> itemName = map.keySet().toArray(new Pair[0])[rand.nextInt(map.size())];
+		Item item = Item.REGISTRY.getObject(itemName.getLeft());
+		short meta = itemName.getRight();
 		int value;
 
 		if(item == null){
@@ -593,7 +608,7 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 		// ((tier.ordinal() + 1) * 16 + rand.nextInt(6)) gives a 'value' for the item being bought
 		// This is then divided by the value of the currency item to give a price
 		// The absolute maximum stack size that can result from this calculation (with value = 1) is 64.
-		return new ItemStack(item, (8 + tier.ordinal() * 16 + rand.nextInt(9)) / value);
+		return new ItemStack(item, (8 + tier.ordinal() * 16 + rand.nextInt(9)) / value, meta);
 	}
 
 	private ItemStack getRandomItemOfTier(Tier tier){
@@ -750,7 +765,7 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 		// All wizards know magic missile, even if it is disabled.
 		spells.add(Spells.magic_missile);
 
-		Tier maxTier = populateSpells(spells, element, false, 3, rand);
+		Tier maxTier = populateSpells(this, spells, element, false, 3, rand);
 
 		// Now done after the spells so it can take the tier into account.
 		ItemStack wand = new ItemStack(WizardryItems.getWand(maxTier, element));
@@ -767,19 +782,21 @@ public class EntityWizard extends EntityCreature implements INpc, IMerchant, ISp
 	/**
 	 * Adds n random spells to the given list. The spells will be of the given element if possible. Extracted as a
 	 * separate function since it was the same in both EntityWizard and EntityEvilWizard.
-	 * 
+	 *
+	 * @param wizard The wizard whose spells are to be populated.
 	 * @param spells The spell list to be populated.
 	 * @param e The element that the spells should belong to, or {@link Element#MAGIC} for a random element each time.
+	 * @param master Whether to include master spells.
 	 * @param n The number of spells to add.
 	 * @param random A random number generator to use.
 	 * @return The tier of the highest-tier spell that was added to the list.
 	 */
-	static Tier populateSpells(List<Spell> spells, Element e, boolean master, int n, Random random){
+	static Tier populateSpells(final EntityLiving wizard, List<Spell> spells, Element e, boolean master, int n, Random random){
 
 		// This is the tier of the highest tier spell added.
 		Tier maxTier = Tier.NOVICE;
 
-		List<Spell> npcSpells = Spell.getSpells(Spell.npcSpells);
+		List<Spell> npcSpells = Spell.getSpells(s -> s.canBeCastBy(wizard, false));
 		npcSpells.removeIf(s -> !s.applicableForItem(WizardryItems.spell_book));
 
 		for(int i = 0; i < n; i++){

src/main/java/electroblob/wizardry/entity/living/ISpellCaster.java

@@ -19,7 +19,9 @@ import java.util.List;
  * packets) is handled by that class, and all the implementor needs to do is decide which spell(s) to select.
  * <p></p>
  * This class also allows Wizardry to do all the syncing necessary for continuous spell casting. All the implementor
- * needs to do is store the actual fields involved.
+ * needs to do is store the actual fields involved, by implementing {@link ISpellCaster#setContinuousSpell(Spell)},
+ * {@link ISpellCaster#getContinuousSpell()}, {@link ISpellCaster#setSpellCounter(int)}, {@link ISpellCaster#getSpellCounter()}
+ * and {@link ISpellCaster#getModifiers()}.
  */
 /* Perhaps this should be a capability? Though I can't help thinking they're mainly for attaching data to vanilla
  * classes, rather than custom ones. For now, the main purpose of this is to centralise code within wizardry itself, and
@@ -36,10 +38,10 @@ public interface ISpellCaster {
 	 * 
 	 * @return A list of {@link Spell} instances. A random spell from this list will be cast when the entity attacks.
 	 *         The list will not be modified by the AI class and can therefore be an immutable list. The spells in the
-	 *         list <b>must</b> be castable by NPCs (i.e. {@link Spell#canBeCastByNPCs()} returns true).
+	 *         list <b>must</b> be castable by NPCs (i.e. {@link Spell#canBeCastBy(net.minecraft.entity.EntityLiving, boolean)} returns true).
 	 */
 	@Nonnull
-	public List<Spell> getSpells();
+	List<Spell> getSpells();
 
 	/**
 	 * Called each time the entity attacks to get the modifiers to apply to the spell.
@@ -48,31 +50,47 @@ public interface ISpellCaster {
 	 *         required, pass in an empty {@code SpellModifiers} object.
 	 */
 	@Nonnull
-	public SpellModifiers getModifiers();
+	default SpellModifiers getModifiers(){
+		return new SpellModifiers(); // May seem wasteful but this should never be called so it doesn't matter
+	}
 
 	/**
 	 * Returns the continuous spell that is currently being cast, or the None spell if there is none. Implementors
 	 * should simply store this as a private field and return it here. Will be synced by the AI class, but whether it is
-	 * saved to NBT is up to you. If the implementing class does not deal with continuous spells, just return
-	 * {@link Spells#none}. If the implementing class only ever uses one continuous spell, do <b>not</b> just return
-	 * that spell; the field must still be stored.
+	 * saved to NBT is up to you. If the implementing class only ever uses one continuous spell, do <b>not</b> just
+	 * return that spell; the field must still be stored.
 	 */
 	@Nonnull
-	public Spell getContinuousSpell();
+	default Spell getContinuousSpell(){
+		return Spells.none;
+	}
 
 	/**
 	 * Sets the continuous spell that is currently being cast, or the None spell if there is none. Implementors should
 	 * simply store this as a private field and assign it here. Will be synced by the AI class, but whether it is saved
 	 * to NBT is up to you. If the implementing class does not deal with continuous spells, leave this method blank.
 	 */
-	public void setContinuousSpell(Spell spell);
+	default void setContinuousSpell(Spell spell){
+		// Do nothing
+	}
+
+	/** Returns the number of ticks the current spell has been cast for. Implementors should simply store this as a
+	 * private field and return it here. This is only used client-side. */
+	default int getSpellCounter(){
+		return 0;
+	}
+
+	/** Sets the number of ticks the current spell has been cast for. Implementors should simply store this as a
+	 * private field and assign it here. This is only used client-side. */
+	default void setSpellCounter(int count){
+		// Do nothing
+	}
 	
 	/**
-	 * Returns the aiming arror for the given difficulty, used in projectile spells. Defaults to the values used by
+	 * Returns the aiming error for the given difficulty, used in projectile spells. Defaults to the values used by
 	 * skeletons, which are: Easy - 10, Normal - 6, Hard - 2, Peaceful - 10 (rarely used).
 	 */
-	// This is what default methods are actually intended for!
-	public default int getAimingError(EnumDifficulty difficulty) {
+	default int getAimingError(EnumDifficulty difficulty) {
 		return WizardryUtilities.getDefaultAimingError(difficulty);
 	}
 }

src/main/java/electroblob/wizardry/entity/living/ISummonedCreature.java

@@ -221,7 +221,8 @@ public interface ISummonedCreature extends IEntityAdditionalSpawnData, IEntityOw
 	 * possible for implementors to override this in order to do something special when selecting a target.
 	 */
 	default Predicate<Entity> getTargetSelector(){
-		return entity -> getCaster() == null ? entity instanceof EntityPlayer : !entity.isInvisible() && isValidTarget(entity);
+		return entity -> !entity.isInvisible() && (getCaster() == null ? entity instanceof EntityPlayer &&
+				!((EntityPlayer)entity).isCreative() : isValidTarget(entity));
 	}
 
 	/**

src/main/java/electroblob/wizardry/entity/projectile/EntityIceball.java

@@ -9,7 +9,6 @@ import electroblob.wizardry.util.MagicDamage.DamageType;
 import electroblob.wizardry.util.ParticleBuilder;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.Entity;
-import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.init.Blocks;
 import net.minecraft.potion.PotionEffect;
@@ -48,13 +47,7 @@ public class EntityIceball extends EntityMagicProjectile {
 
 			}else{
 
-				boolean flag = true;
-
-				if(this.getThrower() != null && this.getThrower() instanceof EntityLiving){
-					flag = net.minecraftforge.event.ForgeEventFactory.getMobGriefingEvent(this.world, this.getThrower());
-				}
-
-				if(flag){
+				if(this.getThrower() == null || WizardryUtilities.canDamageBlocks(this.getThrower(), world)){
 
 					BlockPos pos = rayTrace.getBlockPos();
 

src/main/java/electroblob/wizardry/entity/projectile/EntityLargeMagicFireball.java

@@ -3,6 +3,7 @@ package electroblob.wizardry.entity.projectile;
 import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.spell.Spell;
+import electroblob.wizardry.util.WizardryUtilities;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.entity.projectile.EntityLargeFireball;
 import net.minecraft.nbt.NBTTagCompound;
@@ -50,7 +51,7 @@ public class EntityLargeMagicFireball extends EntityMagicFireball {
 	protected void onImpact(RayTraceResult rayTrace){
 
 		if(!world.isRemote){
-			boolean flag = net.minecraftforge.event.ForgeEventFactory.getMobGriefingEvent(this.world, this.thrower);
+			boolean flag = this.getThrower() == null || WizardryUtilities.canDamageBlocks(this.getThrower(), world);
 			this.world.newExplosion(null, this.posX, this.posY, this.posZ, getExplosionPower() * blastMultiplier, flag, flag);
 		}
 

src/main/java/electroblob/wizardry/entity/projectile/EntityMagicFireball.java

@@ -6,14 +6,18 @@ import electroblob.wizardry.spell.Spell;
 import electroblob.wizardry.util.MagicDamage;
 import electroblob.wizardry.util.MagicDamage.DamageType;
 import electroblob.wizardry.util.ParticleBuilder;
+import electroblob.wizardry.util.WizardryUtilities;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.entity.Entity;
-import net.minecraft.entity.EntityLiving;
+import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.projectile.EntitySmallFireball;
 import net.minecraft.init.Blocks;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.util.DamageSource;
 import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.MathHelper;
 import net.minecraft.util.math.RayTraceResult;
+import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.World;
 import net.minecraftforge.event.entity.EntityJoinWorldEvent;
 import net.minecraftforge.fml.common.Mod;
@@ -80,13 +84,7 @@ public class EntityMagicFireball extends EntityMagicProjectile {
 
 			}else{
 
-				boolean flag = true;
-
-				if(this.getThrower() != null && this.getThrower() instanceof EntityLiving){
-					flag = net.minecraftforge.event.ForgeEventFactory.getMobGriefingEvent(this.world, this.getThrower());
-				}
-
-				if(flag){
+				if(this.getThrower() == null || WizardryUtilities.canDamageBlocks(this.getThrower(), world)){
 
 					BlockPos blockpos = rayTrace.getBlockPos().offset(rayTrace.sideHit);
 
@@ -131,6 +129,54 @@ public class EntityMagicFireball extends EntityMagicProjectile {
 		}
 	}
 
+	@Override
+	public boolean canBeCollidedWith(){
+		return true;
+	}
+
+	@Override
+	public float getCollisionBorderSize(){
+		return 1.0F;
+	}
+
+	@Override
+	public boolean attackEntityFrom(DamageSource source, float amount){
+
+		if(this.isEntityInvulnerable(source)){
+			return false;
+
+		}else{
+
+			this.markVelocityChanged();
+
+			if(source.getTrueSource() != null){
+
+				Vec3d vec3d = source.getTrueSource().getLookVec();
+
+				if(vec3d != null){
+
+					double speed = MathHelper.sqrt(motionX * motionX + motionY * motionY + motionZ * motionZ);
+
+					this.motionX = vec3d.x * speed;
+					this.motionY = vec3d.y * speed;
+					this.motionZ = vec3d.z * speed;
+
+					this.lifetime = 160;
+
+				}
+
+				if(source.getTrueSource() instanceof EntityLivingBase){
+					this.setCaster((EntityLivingBase)source.getTrueSource());
+				}
+
+				return true;
+
+			}else{
+				return false;
+			}
+		}
+	}
+
 	public void setLifetime(int lifetime){
 		this.lifetime = lifetime;
 	}

src/main/java/electroblob/wizardry/entity/projectile/EntityMagicMissile.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.entity.projectile;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.registry.WizardrySounds;
 import electroblob.wizardry.spell.Spell;
@@ -44,15 +45,34 @@ public class EntityMagicMissile extends EntityMagicArrow {
 	public void tickInAir(){
 
 		if(this.world.isRemote){
-			ParticleBuilder.create(Type.SPARKLE, rand, posX, posY, posZ, 0.03, true).clr(1, 1, 0.65f).fade(0.7f, 0, 1)
-			.time(20 + rand.nextInt(10)).spawn(world);
-			
-			if(this.ticksExisted > 1){ // Don't spawn particles behind where it started!
-				double x = posX - motionX/2;
-				double y = posY - motionY/2;
-				double z = posZ - motionZ/2;
-				ParticleBuilder.create(Type.SPARKLE, rand, x, y, z, 0.03, true).clr(1, 1, 0.65f).fade(0.7f, 0, 1)
-				.time(20 + rand.nextInt(10)).spawn(world);
+
+			if(Wizardry.tisTheSeason){
+
+				ParticleBuilder.create(Type.SPARKLE, rand, posX, posY, posZ, 0.03, true).clr(0.8f, 0.15f, 0.15f)
+						.time(20 + rand.nextInt(10)).spawn(world);
+
+				ParticleBuilder.create(Type.SNOW).pos(posX, posY, posZ).spawn(world);
+
+				if(this.ticksExisted > 1){ // Don't spawn particles behind where it started!
+					double x = posX - motionX / 2;
+					double y = posY - motionY / 2;
+					double z = posZ - motionZ / 2;
+					ParticleBuilder.create(Type.SPARKLE, rand, x, y, z, 0.03, true).clr(0.15f, 0.7f, 0.15f)
+							.time(20 + rand.nextInt(10)).spawn(world);
+				}
+
+			}else{
+
+				ParticleBuilder.create(Type.SPARKLE, rand, posX, posY, posZ, 0.03, true).clr(1, 1, 0.65f).fade(0.7f, 0, 1)
+						.time(20 + rand.nextInt(10)).spawn(world);
+
+				if(this.ticksExisted > 1){ // Don't spawn particles behind where it started!
+					double x = posX - motionX / 2;
+					double y = posY - motionY / 2;
+					double z = posZ - motionZ / 2;
+					ParticleBuilder.create(Type.SPARKLE, rand, x, y, z, 0.03, true).clr(1, 1, 0.65f).fade(0.7f, 0, 1)
+							.time(20 + rand.nextInt(10)).spawn(world);
+				}
 			}
 		}
 	}

src/main/java/electroblob/wizardry/entity/projectile/EntityMagicProjectile.java

@@ -71,7 +71,7 @@ public abstract class EntityMagicProjectile extends EntityThrowable implements I
 		double dy = !this.hasNoGravity() ? target.getEntityBoundingBox().minY + (double)(target.height / 3.0f) - this.posY
 				: target.getEntityBoundingBox().minY + (double)(target.height / 2.0f) - this.posY;
 		double dz = target.posZ - caster.posZ;
-		double horizontalDistance = (double)MathHelper.sqrt(dx * dx + dz * dz);
+		double horizontalDistance = MathHelper.sqrt(dx * dx + dz * dz);
 
 		if(horizontalDistance >= 1.0E-7D){
 			

src/main/java/electroblob/wizardry/entity/projectile/EntitySmokeBomb.java

@@ -9,7 +9,6 @@ import electroblob.wizardry.util.ParticleBuilder.Type;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
-import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.init.MobEffects;
 import net.minecraft.potion.PotionEffect;
 import net.minecraft.util.EnumParticleTypes;
@@ -66,12 +65,11 @@ public class EntitySmokeBomb extends EntityBomb {
 
 			for(EntityLivingBase target : targets){
 				if(target != this.getThrower()){
-					// Gives the target blindness if it is a player, mind trick otherwise (since this has the desired
+					// Gives the target blindness, and mind trick if it's not a player (since this has the desired
 					// effect of preventing targeting)
-					if(target instanceof EntityPlayer){
-						target.addPotionEffect(new PotionEffect(MobEffects.BLINDNESS, duration, 0));
-					}else if(target instanceof EntityLiving){
-						// New AI
+					target.addPotionEffect(new PotionEffect(MobEffects.BLINDNESS, duration, 0));
+
+					if(target instanceof EntityLiving){
 						((EntityLiving)target).setAttackTarget(null);
 						target.addPotionEffect(new PotionEffect(WizardryPotions.mind_trick, duration, 0));
 					}

src/main/java/electroblob/wizardry/integration/antiqueatlas/WizardryAntiqueAtlasIntegration.java

@@ -1,11 +1,17 @@
 package electroblob.wizardry.integration.antiqueatlas;
 
 import electroblob.wizardry.Wizardry;
+import hunternif.mc.atlas.AntiqueAtlasMod;
 import hunternif.mc.atlas.api.AtlasAPI;
+import hunternif.mc.atlas.marker.GlobalMarkersData;
+import hunternif.mc.atlas.marker.Marker;
 import hunternif.mc.atlas.registry.MarkerType;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.world.World;
+import net.minecraftforge.event.world.WorldEvent;
 import net.minecraftforge.fml.common.Loader;
+import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
 
 /**
  * This class handles all of wizardry's integration with the <i>Antique Atlas</i> mod. This class contains only the code
@@ -15,6 +21,7 @@ import net.minecraftforge.fml.common.Loader;
  * @since Wizardry 4.2
  * @author Electroblob
  */
+@Mod.EventBusSubscriber
 public class WizardryAntiqueAtlasIntegration {
 
 	public static final String ANTIQUE_ATLAS_MOD_ID = "antiqueatlas";
@@ -38,7 +45,7 @@ public class WizardryAntiqueAtlasIntegration {
 	 * {@link electroblob.wizardry.Settings#autoTowerMarkers} is enabled. Server side only! */
 	public static void markTower(World world, int x, int z){
 		if(enabled() && Wizardry.settings.autoTowerMarkers){
-			AtlasAPI.getMarkerAPI().putGlobalMarker(world, false, TOWER_MARKER.toString(), "integration.antiqueatlas.marker." + TOWER_MARKER.toString(), x, z);
+			AtlasAPI.getMarkerAPI().putGlobalMarker(world, false, TOWER_MARKER.toString(), "integration.antiqueatlas.marker." + TOWER_MARKER.toString().replace(':', '.'), x, z);
 		}
 	}
 
@@ -46,7 +53,7 @@ public class WizardryAntiqueAtlasIntegration {
 	 * {@link electroblob.wizardry.Settings#autoObeliskMarkers} is enabled. Server side only! */
 	public static void markObelisk(World world, int x, int z){
 		if(enabled() && Wizardry.settings.autoObeliskMarkers){
-			AtlasAPI.getMarkerAPI().putGlobalMarker(world, false, OBELISK_MARKER.toString(), "integration.antiqueatlas.marker." + OBELISK_MARKER.toString(), x, z);
+			AtlasAPI.getMarkerAPI().putGlobalMarker(world, false, OBELISK_MARKER.toString(), "integration.antiqueatlas.marker." + OBELISK_MARKER.toString().replace(':', '.'), x, z);
 		}
 	}
 
@@ -54,7 +61,7 @@ public class WizardryAntiqueAtlasIntegration {
 	 * {@link electroblob.wizardry.Settings#autoShrineMarkers} is enabled. Server side only! */
 	public static void markShrine(World world, int x, int z){
 		if(enabled() && Wizardry.settings.autoShrineMarkers){
-			AtlasAPI.getMarkerAPI().putGlobalMarker(world, false, SHRINE_MARKER.toString(), "integration.antiqueatlas.marker." + SHRINE_MARKER.toString(), x, z);
+			AtlasAPI.getMarkerAPI().putGlobalMarker(world, false, SHRINE_MARKER.toString(), "integration.antiqueatlas.marker." + SHRINE_MARKER.toString().replace(':', '.'), x, z);
 		}
 	}
 
@@ -68,4 +75,21 @@ public class WizardryAntiqueAtlasIntegration {
 		AtlasAPI.getMarkerAPI().registerMarker(new MarkerType(OBELISK_MARKER, new ResourceLocation(Wizardry.MODID, "textures/integration/antiqueatlas/obelisk.png")));
 	}
 
+	@SubscribeEvent
+	public static void onWorldLoadEvent(WorldEvent.Load event){
+
+		if(!enabled()) return;
+
+		// Backwards compatibility for existing markers using the old translation key format (with colons)
+		GlobalMarkersData data = AntiqueAtlasMod.globalMarkersData.getData();
+		for(Marker marker : data.getMarkersInDimension(event.getWorld().provider.getDimension())){
+			if(marker.getLabel().contains(":")){
+				// Remove old-format markers and replace them with new ones
+				data.removeMarker(marker.getId());
+				AtlasAPI.getMarkerAPI().putGlobalMarker(event.getWorld(), marker.isVisibleAhead(), marker.getType(),
+						marker.getLabel().replace(':', '.'), marker.getX(), marker.getZ());
+			}
+		}
+	}
+
 }

src/main/java/electroblob/wizardry/item/IConjuredItem.java

@@ -58,6 +58,8 @@ public interface IConjuredItem {
 	 */
 	default int getMaxDamageFromNBT(ItemStack stack, Spell spell){
 
+		if(!spell.arePropertiesInitialised()) return 600; // Failsafe, some edge-cases call this during preInit
+
 		float baseDuration = spell.getProperty(SpellConjuration.ITEM_LIFETIME).floatValue();
 
 		if(stack.hasTagCompound() && stack.getTagCompound().hasKey(DURATION_MULTIPLIER_KEY)){

src/main/java/electroblob/wizardry/item/ItemArcaneTome.java

@@ -61,11 +61,10 @@ public class ItemArcaneTome extends Item {
 
 		Tier tier = Tier.values()[stack.getItemDamage()];
 		Tier tier2 = Tier.values()[stack.getItemDamage() - 1];
+
 		tooltip.add(tier.getDisplayNameWithFormatting());
-		tooltip.add("\u00A77" + net.minecraft.client.resources.I18n.format("item." + Wizardry.MODID + ":arcane_tome.desc1",
-				tier2.getDisplayNameWithFormatting()));
-		tooltip.add("\u00A77" + net.minecraft.client.resources.I18n.format("item." + Wizardry.MODID + ":arcane_tome.desc2",
-				tier.getDisplayNameWithFormatting() + "\u00A77"));
+		Wizardry.proxy.addMultiLineDescription(tooltip, "item." + this.getRegistryName() + ".desc",
+				tier2.getDisplayNameWithFormatting() + "\u00A77", tier.getDisplayNameWithFormatting() + "\u00A77");
 	}
 
 }

src/main/java/electroblob/wizardry/item/ItemArtefact.java

@@ -375,7 +375,7 @@ public class ItemArtefact extends Item {
 				if(artefact == WizardryItems.ring_battlemage){
 
 					if(player.getHeldItemOffhand().getItem() instanceof ISpellCastingItem
-						&& ImbueWeapon.isSword(player.getHeldItemMainhand().getItem())){
+						&& ImbueWeapon.isSword(player.getHeldItemMainhand())){
 						modifiers.set(SpellModifiers.POTENCY, 1.1f * potency, false);
 					}
 
@@ -639,6 +639,7 @@ public class ItemArtefact extends Item {
 
 						WizardryUtilities.getEntitiesWithinRadius(3, player.posX, player.posY, player.posZ, world).stream()
 								.filter(WizardryUtilities::isLiving)
+								.filter(e -> e != player)
 								.min(Comparator.comparingDouble(player::getDistanceSq))
 								.ifPresent(target -> {
 

src/main/java/electroblob/wizardry/item/ItemBlankScroll.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.item;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.constants.Constants;
 import electroblob.wizardry.data.WizardData;
 import electroblob.wizardry.registry.Spells;
@@ -11,11 +12,13 @@ import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.inventory.Slot;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
+import net.minecraft.util.ResourceLocation;
 
 public class ItemBlankScroll extends Item implements IWorkbenchItem {
 
 	public ItemBlankScroll(){
 		this.setCreativeTab(WizardryTabs.WIZARDRY);
+		this.addPropertyOverride(new ResourceLocation("festive"), (s, w, e) -> Wizardry.tisTheSeason ? 1 : 0);
 	}
 
 	@Override
@@ -45,10 +48,14 @@ public class ItemBlankScroll extends Item implements IWorkbenchItem {
 				int cost = spell.getCost() * centre.getStack().getCount();
 				// Continuous spell scrolls require enough mana to cast them for the duration defined in ItemScroll.
 				if(spell.isContinuous) cost *= ItemScroll.CASTING_TIME / 20;
+
+				int manaPerItem = Constants.MANA_PER_CRYSTAL;
+				if(crystals.getStack().getItem() == WizardryItems.crystal_shard) manaPerItem = Constants.MANA_PER_SHARD;
+				if(crystals.getStack().getItem() == WizardryItems.grand_crystal) manaPerItem = Constants.GRAND_CRYSTAL_MANA;
 				
-				if(crystals.getStack().getCount() * Constants.MANA_PER_CRYSTAL > cost){
+				if(crystals.getStack().getCount() * manaPerItem > cost){
 					// Rounds up to the nearest whole crystal
-					crystals.decrStackSize(cost / Constants.MANA_PER_CRYSTAL + 1);
+					crystals.decrStackSize(cost / manaPerItem + 1);
 					centre.putStack(new ItemStack(WizardryItems.scroll, centre.getStack().getCount(), spell.metadata()));
 					return true;
 				}

src/main/java/electroblob/wizardry/item/ItemFrostAxe.java

@@ -3,6 +3,7 @@ package electroblob.wizardry.item;
 import com.google.common.collect.Multimap;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.registry.WizardryPotions;
+import electroblob.wizardry.spell.Spell;
 import electroblob.wizardry.util.MagicDamage;
 import electroblob.wizardry.util.MagicDamage.DamageType;
 import electroblob.wizardry.util.WizardryUtilities;
@@ -81,6 +82,12 @@ public class ItemFrostAxe extends ItemAxe implements IConjuredItem {
 		stack.setItemDamage(damage + 1);
 	}
 
+	@Override
+	public Multimap<String, AttributeModifier> getItemAttributeModifiers(EntityEquipmentSlot equipmentSlot){
+		attackDamage = Spells.frost_axe.getProperty(Spell.DAMAGE).floatValue();
+		return super.getItemAttributeModifiers(equipmentSlot);
+	}
+
 	@Override
 	public boolean hitEntity(ItemStack stack, EntityLivingBase target, EntityLivingBase wielder){
 		if(!MagicDamage.isEntityImmune(DamageType.FROST, target))

src/main/java/electroblob/wizardry/item/ItemScroll.java

@@ -1,7 +1,6 @@
 package electroblob.wizardry.item;
 
 import electroblob.wizardry.Wizardry;
-import electroblob.wizardry.data.SpellGlyphData;
 import electroblob.wizardry.event.SpellCastEvent;
 import electroblob.wizardry.event.SpellCastEvent.Source;
 import electroblob.wizardry.packet.PacketCastSpell;
@@ -14,16 +13,12 @@ import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
-import net.minecraft.util.ActionResult;
-import net.minecraft.util.EnumActionResult;
-import net.minecraft.util.EnumHand;
-import net.minecraft.util.NonNullList;
+import net.minecraft.util.*;
 import net.minecraft.world.World;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
 import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.fml.relauncher.SideOnly;
-import net.minecraftforge.oredict.OreDictionary;
 
 import java.util.List;
 
@@ -37,6 +32,7 @@ public class ItemScroll extends Item implements ISpellCastingItem {
 		setHasSubtypes(true);
 		setMaxStackSize(16);
 		setCreativeTab(WizardryTabs.SPELLS);
+		this.addPropertyOverride(new ResourceLocation("festive"), (s, w, e) -> Wizardry.tisTheSeason ? 1 : 0);
 	}
 	
 	@Override
@@ -54,7 +50,7 @@ public class ItemScroll extends Item implements ISpellCastingItem {
 
 		if(tab == WizardryTabs.SPELLS){
 
-			List<Spell> spells = Spell.getSpells(Spell.allSpells);
+			List<Spell> spells = Spell.getAllSpells();
 			spells.removeIf(s -> !s.applicableForItem(this));
 
 			for(Spell spell : spells){

src/main/java/electroblob/wizardry/item/ItemSpellBook.java

@@ -33,6 +33,7 @@ public class ItemSpellBook extends Item {
 		setHasSubtypes(true);
 		setMaxStackSize(16);
 		setCreativeTab(WizardryTabs.SPELLS);
+		this.addPropertyOverride(new ResourceLocation("festive"), (s, w, e) -> Wizardry.tisTheSeason ? 1 : 0);
 	}
 
 	@Override
@@ -40,7 +41,7 @@ public class ItemSpellBook extends Item {
 
 		if(tab == WizardryTabs.SPELLS){
 
-			List<Spell> spells = Spell.getSpells(Spell.allSpells);
+			List<Spell> spells = Spell.getAllSpells();
 			spells.removeIf(s -> !s.applicableForItem(this));
 
 			for(Spell spell : spells){

src/main/java/electroblob/wizardry/item/ItemWand.java

@@ -400,7 +400,7 @@ public class ItemWand extends Item implements IWorkbenchItem, ISpellCastingItem,
 			if(MinecraftForge.EVENT_BUS.post(new SpellCastEvent.Tick(Source.WAND, spell, caster, modifiers, castingTick))) return false;
 		}
 
-		int cost = (int)(spell.getCost() * modifiers.get(SpellModifiers.COST));
+		int cost = (int)(spell.getCost() * modifiers.get(SpellModifiers.COST) + 0.1f); // Weird floaty rounding
 
 		// As of wizardry 4.2 mana cost is only divided over two intervals each second
 		if(spell.isContinuous) cost = getDistributedCost(cost, castingTick);
@@ -436,7 +436,7 @@ public class ItemWand extends Item implements IWorkbenchItem, ISpellCastingItem,
 				caster.setActiveHand(hand);
 
 				// Mana cost
-				int cost = (int)(spell.getCost() * modifiers.get(SpellModifiers.COST));
+				int cost = (int)(spell.getCost() * modifiers.get(SpellModifiers.COST) + 0.1f); // Weird floaty rounding
 				// As of wizardry 4.2 mana cost is only divided over two intervals each second
 				if(spell.isContinuous) cost = getDistributedCost(cost, castingTick);
 
@@ -497,7 +497,7 @@ public class ItemWand extends Item implements IWorkbenchItem, ISpellCastingItem,
 
 			int castingTick = stack.getMaxItemUseDuration() - timeLeft; // Might as well include this
 
-			int cost = getDistributedCost((int)(spell.getCost() * modifiers.get(SpellModifiers.COST)), castingTick);
+			int cost = getDistributedCost((int)(spell.getCost() * modifiers.get(SpellModifiers.COST) + 0.1f), castingTick);
 
 			// Still need to check there's enough mana or the spell will finish twice, since running out of mana is
 			// handled separately.

src/main/java/electroblob/wizardry/item/ItemWizardArmour.java

@@ -13,6 +13,8 @@ import electroblob.wizardry.registry.WizardryRecipes;
 import electroblob.wizardry.registry.WizardryTabs;
 import electroblob.wizardry.util.SpellModifiers;
 import electroblob.wizardry.util.WizardryUtilities;
+import net.minecraft.enchantment.Enchantment;
+import net.minecraft.enchantment.EnchantmentMending;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
@@ -57,12 +59,12 @@ public class ItemWizardArmour extends ItemArmor implements IWorkbenchItem, IMana
 	}
 
 	/** Should only be used by vanilla's armour damage calculations; use {@link ItemWizardArmour#setMana(ItemStack, int)}
-	 * to modify wand mana from elsewhere. */
+	 * to modify armour mana from elsewhere. */
 	@Override
 	public void setDamage(ItemStack stack, int damage){
 		// Overridden to stop repair things from 'repairing' the mana in wizard armour
 		// This being armour, it's much easier to let its damage increase normally, but block it from being decreased
-		if(stack.getItemDamage() < damage) super.setDamage(stack, damage);
+		if(stack.getItemDamage() < damage) super.setDamage(stack, Math.min(damage, stack.getMaxDamage()));
 	}
 
 	@Override
@@ -178,9 +180,14 @@ public class ItemWizardArmour extends ItemArmor implements IWorkbenchItem, IMana
 
 		String s = "wizard_armour";
 
-		if(this.element != null) s = s + "_" + this.element.getName();
+		if(Wizardry.tisTheSeason){
+			s = s + "_festive";
+		}else{
+			if(this.element != null) s = s + "_" + this.element.getName();
+			if(stack.hasTagCompound() && stack.getTagCompound().getBoolean("legendary")) s = "legendary_" + s;
+		}
+
 		if(slot == EntityEquipmentSlot.LEGS) s = s + "_legs";
-		if(stack.hasTagCompound() && stack.getTagCompound().getBoolean("legendary")) s = "legendary_" + s;
 
 		return "ebwizardry:textures/armour/" + s + ".png";
 	}
@@ -189,7 +196,13 @@ public class ItemWizardArmour extends ItemArmor implements IWorkbenchItem, IMana
 	public boolean getIsRepairable(ItemStack stack, ItemStack material){
 		return false;
 	}
-	
+
+	// This is misleadingly-named, it also applies to enchanting with books at an anvil
+	@Override
+	public boolean canApplyAtEnchantingTable(ItemStack stack, Enchantment enchantment){
+		return !(enchantment instanceof EnchantmentMending) && super.canApplyAtEnchantingTable(stack, enchantment);
+	}
+
 	/**
 	 * Properly handles the defence value of the armour. This method is responsible for the tooltip on top of
 	 * the armour value. It is also what handles armour toughness.
@@ -325,7 +338,7 @@ public class ItemWizardArmour extends ItemArmor implements IWorkbenchItem, IMana
 			IAttributeInstance attribute = event.getEntityLiving().getEntityAttribute(SharedMonsterAttributes.FOLLOW_RANGE);
 			double followRange = attribute == null ? 16 : attribute.getAttributeValue();
 			if(event.getTarget().isSneaking()) followRange *= 0.8;
-			float f = armourPieces / ((EntityPlayer)event.getTarget()).inventory.armorInventory.size();
+			float f = (float)armourPieces / ((EntityPlayer)event.getTarget()).inventory.armorInventory.size();
 			if(f < 0.1F) f = 0.1F;
 			followRange *= (double)(0.7F * f);
 			// Don't need to worry about the isSuitableTarget check since it must already have been checked to get this far

src/main/java/electroblob/wizardry/loot/RandomSpell.java

@@ -7,6 +7,7 @@ import electroblob.wizardry.constants.Tier;
 import electroblob.wizardry.data.WizardData;
 import electroblob.wizardry.item.ItemScroll;
 import electroblob.wizardry.item.ItemSpellBook;
+import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.spell.Spell;
 import electroblob.wizardry.util.SpellProperties;
 import net.minecraft.entity.player.EntityPlayer;
@@ -16,9 +17,9 @@ import net.minecraft.util.ResourceLocation;
 import net.minecraft.world.storage.loot.LootContext;
 import net.minecraft.world.storage.loot.conditions.LootCondition;
 import net.minecraft.world.storage.loot.functions.LootFunction;
-import org.apache.commons.lang3.ArrayUtils;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 import java.util.Random;
 
@@ -76,89 +77,94 @@ public class RandomSpell extends LootFunction {
 		if(!(stack.getItem() instanceof ItemSpellBook) && !(stack.getItem() instanceof ItemScroll)) Wizardry.logger
 				.warn("Applying the random_spell loot function to an item that isn't a spell book or scroll.");
 
-		Tier tier;
-		Element element;
-
-		if(ignoreWeighting){
-			if(tiers == null || tiers.isEmpty()){
-				tier = Tier.values()[random.nextInt(Tier.values().length)];
-			}else{
-				tier = tiers.get(random.nextInt(tiers.size()));
-			}
-		}else{
-			if(tiers == null || tiers.isEmpty()){
-				tier = Tier.getWeightedRandomTier(random);
-			}else{
-				tier = Tier.getWeightedRandomTier(random, tiers.toArray(new Tier[0]));
-			}
-		}
-
-		// Elements aren't weighted
-		if(elements == null || elements.isEmpty()){
-			// Element can only be MAGIC if tier is NOVICE
-			if(tier == Tier.NOVICE){
-				element = Element.values()[random.nextInt(Element.values().length)];
-			}else{
-				Element[] elements = ArrayUtils.removeElement(Element.values(), Element.MAGIC);
-				element = elements[random.nextInt(elements.length)];
-			}
-		}else{
-			// In theory, swapping this line to the commented one should make absolutely no difference.
-			element = elements.get(random.nextInt(elements.size()));
-			// element = null;
-		}
-
 		SpellProperties.Context spellContext = context.getLootedEntity() == null ? SpellProperties.Context.TREASURE
 				: SpellProperties.Context.LOOTING;
 
-		// Here's a thought: does randomly selecting the element beforehand (as opposed to leaving it null and letting
-		// the spell randomiser use any element) change the overall outcome at all?
-		List<Spell> spellsList = Spell.getSpells(new Spell.TierElementFilter(tier, element, spellContext));
-
-		spellsList.removeIf(s -> !s.applicableForItem(stack.getItem()));
-		if(stack.getItem() instanceof ItemScroll) spellsList.removeIf(s -> !s.isEnabled(SpellProperties.Context.SCROLL));
-		if(stack.getItem() instanceof ItemSpellBook) spellsList.removeIf(s -> !s.isEnabled(SpellProperties.Context.BOOK));
-
-		// Ensures the tier chosen actually has spells in it, and if not uses NOVICE instead. NOVICE always has at least
-		// the NONE spell since this spell cannot be disabled.
-		// Commented out for now because it will interfere with the ability to specify tiers and elements.
-		// To be honest, I may as well just say that if you disable enough spells to make this important, you deserve
-		// less loot!
-		/* if(spells.isEmpty()){ spellsList = Spell.getSpells(new Spell.TierElementFilter(EnumTier.NOVICE, null));
-		 * if(stack.getItem() instanceof ItemScroll) spellsList.retainAll(Spell.getSpells(Spell.nonContinuousSpells));
-		 * } */
-
-		if(spells != null && !spells.isEmpty()){
-			spellsList.retainAll(spells);
-		}
-
 		// This method is badly-named, loot chests pass a player through too, not just mobs
 		// (And WHY does it only return an entity?! The underlying field is always a player so I'm casting it anyway)
 		EntityPlayer player = (EntityPlayer)context.getKillerPlayer();
 
+		Spell spell = pickRandomSpell(stack, random, spellContext, player);
+
+		if(spell == Spells.none) Wizardry.logger.warn("Tried to apply the random_spell loot function to an item, but no"
+					+ " enabled spells matched the criteria specified. Substituting placeholder (metadata 0) item.");
+
+		stack.setItemDamage(spell.metadata());
+
+		return stack;
+	}
+
+	private Spell pickRandomSpell(ItemStack stack, Random random, SpellProperties.Context spellContext, EntityPlayer player){
+
+		// We're now doing this first because we need to know which spells we have to play with before selecting a tier and element
+		List<Spell> possibleSpells = Spell.getSpells(s -> s.isEnabled(spellContext) && s.applicableForItem(stack.getItem())
+				// Remove excluded tiers/elements immediately (mainly because empty tier checks should account for excluded elements)
+				&& (tiers == null || tiers.contains(s.getTier())) && (elements == null || elements.contains(s.getElement())));
+
+		if(spells != null && !spells.isEmpty()){
+			possibleSpells.retainAll(spells); // Normally you wouldn't specify a spells list AND tiers/elements... but you could!
+		}
+
+		if(stack.getItem() instanceof ItemScroll) possibleSpells.removeIf(s -> !s.isEnabled(SpellProperties.Context.SCROLL));
+		if(stack.getItem() instanceof ItemSpellBook) possibleSpells.removeIf(s -> !s.isEnabled(SpellProperties.Context.BOOK));
+
+		// Select a tier...
+
+		List<Tier> possibleTiers = new ArrayList<>();
+
+		if(tiers == null || tiers.isEmpty()){
+			possibleTiers.addAll(Arrays.asList(Tier.values()));
+		}else{
+			possibleTiers.addAll(tiers);
+		}
+		// Remove all empty tiers
+		possibleTiers.removeIf(t -> possibleSpells.stream().noneMatch(s -> s.getTier() == t)); // Lambdaception!
+
+		if(possibleTiers.isEmpty()) return Spells.none; // Gotta disable a lot of spells for this to happen
+
+		Tier tier = ignoreWeighting ? possibleTiers.get(random.nextInt(possibleTiers.size()))
+				: Tier.getWeightedRandomTier(random, possibleTiers.toArray(new Tier[0]));
+
+		// Remove all spells that aren't of the selected tier
+		possibleSpells.removeIf(s -> s.getTier() != tier);
+		if(possibleSpells.isEmpty()) return Spells.none; // Should be caught by the no-elements check but we might as well
+
+		// Select an element...
+
+		List<Element> possibleElements = new ArrayList<>();
+
+		// Elements aren't weighted
+		if(elements == null || elements.isEmpty()){
+			possibleElements.addAll(Arrays.asList(Element.values()));
+		}else{
+			possibleElements.addAll(elements);
+		}
+		// Remove all empty elements
+		possibleElements.removeIf(e -> possibleSpells.stream().noneMatch(s -> s.getElement() == e));
+
+		if(possibleElements.isEmpty()) return Spells.none; // A bit more likely I guess, but still pretty unlikely
+
+		Element element = possibleElements.get(random.nextInt(possibleElements.size()));
+
+		// Remove all spells that aren't of the selected tier
+		possibleSpells.removeIf(s -> s.getElement() != element);
+		if(possibleSpells.isEmpty()) return Spells.none; // If it fails anywhere, it'll most likely be here
+
 		// Remove either the undiscovered spells or the discovered ones, depending on the bias
 		if(undiscoveredBias > 0 && player != null){
 
 			WizardData data = WizardData.get(player);
 
-			int discoveredCount = (int)spellsList.stream().filter(data::hasSpellBeenDiscovered).count();
+			int discoveredCount = (int)possibleSpells.stream().filter(data::hasSpellBeenDiscovered).count();
 			// If none have been discovered or they've all been discovered, don't bother!
-			if(discoveredCount > 0 && discoveredCount < spellsList.size()){
+			if(discoveredCount > 0 && discoveredCount < possibleSpells.size()){
 				// Kinda unintuitive but it's very neat!
 				boolean keepDiscovered = random.nextFloat() < 0.5f + 0.5f * undiscoveredBias;
-				spellsList.removeIf(s -> keepDiscovered != data.hasSpellBeenDiscovered(s));
+				possibleSpells.removeIf(s -> keepDiscovered != data.hasSpellBeenDiscovered(s));
 			}
 		}
 
-		if(spellsList.isEmpty()){
-			Wizardry.logger.warn("Tried to apply the random_spell loot function to an item, but no enabled spells"
-					+ "matched the criteria specified. Substituting placeholder (metadata 0) item.");
-			stack.setItemDamage(0);
-		}else{
-			stack.setItemDamage(spellsList.get(random.nextInt(spellsList.size())).metadata());
-		}
-
-		return stack;
+		return possibleSpells.get(random.nextInt(possibleSpells.size())); // Finally pick a spell
 	}
 
 	public static class Serializer extends LootFunction.Serializer<RandomSpell> {

src/main/java/electroblob/wizardry/misc/BehaviourSpellDispense.java

@@ -62,7 +62,7 @@ public class BehaviourSpellDispense extends BehaviorDispenseOptional {
 		if(world.isSideSolid(source.getBlockPos().offset(direction), direction.getOpposite())) return stack;
 		
 		// If the scroll can never be cast by a dispenser, it should be dispensed as an item.
-		if(!spell.canBeCastByDispensers()) return super.dispenseStack(source, stack);
+		if(!spell.canBeCastBy(source.getBlockTileEntity())) return super.dispenseStack(source, stack);
 		
 		SpellModifiers modifiers = new SpellModifiers();
 		

src/main/java/electroblob/wizardry/misc/WildcardTradeList.java

@@ -1,8 +1,10 @@
 package electroblob.wizardry.misc;
 
+import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.nbt.NBTUtil;
+import net.minecraft.network.PacketBuffer;
 import net.minecraft.village.MerchantRecipe;
 import net.minecraft.village.MerchantRecipeList;
 import net.minecraftforge.oredict.OreDictionary;
@@ -46,12 +48,42 @@ public class WildcardTradeList extends MerchantRecipeList {
     }
 
     private boolean areItemStacksExactlyEqual(ItemStack stack1, ItemStack stack2){
-    	// Added to allow wildcards; this line is the only actual change.
+    	// Added to allow wildcards
     	if((stack1.getItemDamage() == OreDictionary.WILDCARD_VALUE || stack2.getItemDamage() == OreDictionary.WILDCARD_VALUE)
     			// Can't use ItemStack.areItemsEqualIgnoreDurability because that only works for items with durability, not subtypes.
     			&& stack1.getItem() == stack2.getItem()) return true;
     	
         return ItemStack.areItemsEqual(stack1, stack2) && (!stack2.hasTagCompound() || stack1.hasTagCompound() && NBTUtil.areNBTEquals(stack2.getTagCompound(), stack1.getTagCompound(), false));
     }
+
+	@Override
+	public void writeToBuf(PacketBuffer buffer){
+
+		buffer.writeByte((byte)(this.size() & 255));
+
+		// Trick the client into thinking this is a normal item
+		for(MerchantRecipe merchantrecipe : this){
+
+			ItemStack itemToBuy = merchantrecipe.getItemToBuy();
+			if(itemToBuy.getMetadata() == OreDictionary.WILDCARD_VALUE) itemToBuy = WizardryUtilities.copyWithMeta(itemToBuy, 0);
+			buffer.writeItemStack(itemToBuy);
+
+			ItemStack itemToSell = merchantrecipe.getItemToSell();
+			if(itemToSell.getMetadata() == OreDictionary.WILDCARD_VALUE) itemToSell = WizardryUtilities.copyWithMeta(itemToSell, 0);
+			buffer.writeItemStack(itemToSell);
+
+			ItemStack secondItemToBuy = merchantrecipe.getSecondItemToBuy();
+			buffer.writeBoolean(!secondItemToBuy.isEmpty());
+
+			if(!secondItemToBuy.isEmpty()){
+				if(secondItemToBuy.getMetadata() == OreDictionary.WILDCARD_VALUE) secondItemToBuy = WizardryUtilities.copyWithMeta(secondItemToBuy, 0);
+				buffer.writeItemStack(secondItemToBuy);
+			}
+
+			buffer.writeBoolean(merchantrecipe.isRecipeDisabled());
+			buffer.writeInt(merchantrecipe.getToolUses());
+			buffer.writeInt(merchantrecipe.getMaxTradeUses());
+		}
+	}
 	
 }

src/main/java/electroblob/wizardry/packet/PacketEndSlowTime.java

@@ -1,47 +0,0 @@
-package electroblob.wizardry.packet;
-
-import electroblob.wizardry.Wizardry;
-import io.netty.buffer.ByteBuf;
-import net.minecraft.entity.Entity;
-import net.minecraftforge.fml.common.network.simpleimpl.IMessage;
-import net.minecraftforge.fml.common.network.simpleimpl.IMessageHandler;
-import net.minecraftforge.fml.common.network.simpleimpl.MessageContext;
-
-/** <b>[Server -> Client]</b> This packet is sent when the slow time potion effect expires or is removed from an
- * entity to unblock all nearby entities' updates. */
-public class PacketEndSlowTime implements IMessageHandler<PacketEndSlowTime.Message, IMessage> {
-
-	@Override
-	public IMessage onMessage(Message message, MessageContext ctx){
-
-		// Just to make sure that the side is correct
-		if(ctx.side.isClient()){
-			net.minecraft.client.Minecraft.getMinecraft().addScheduledTask(() -> Wizardry.proxy.handleEndSlowTimePacket(message));
-		}
-
-		return null;
-	}
-
-	public static class Message implements IMessage {
-
-		public int hostID;
-
-		// This constructor is required otherwise you'll get errors (used somewhere in fml through reflection)
-		public Message(){
-		}
-
-		public Message(Entity host){
-			this.hostID = host.getEntityId();
-		}
-
-		@Override
-		public void fromBytes(ByteBuf buf){
-			this.hostID = buf.readInt();
-		}
-
-		@Override
-		public void toBytes(ByteBuf buf){
-			buf.writeInt(hostID);
-		}
-	}
-}

src/main/java/electroblob/wizardry/packet/PacketSyncSettings.java

@@ -31,6 +31,7 @@ public class PacketSyncSettings implements IMessageHandler<Message, IMessage> {
 		Wizardry.settings.discoveryMode = message.settings.discoveryMode;
 		Wizardry.settings.creativeBypassesArcaneLock = message.settings.creativeBypassesArcaneLock;
 		Wizardry.settings.slowTimeAffectsPlayers = message.settings.slowTimeAffectsPlayers;
+		Wizardry.settings.replaceVanillaFireballs = message.settings.replaceVanillaFireballs;
 		Wizardry.settings.forfeitChance = message.settings.forfeitChance;
 	}
 
@@ -56,6 +57,7 @@ public class PacketSyncSettings implements IMessageHandler<Message, IMessage> {
 			settings.discoveryMode = buf.readBoolean();
 			settings.creativeBypassesArcaneLock = buf.readBoolean();
 			settings.slowTimeAffectsPlayers = buf.readBoolean();
+			settings.replaceVanillaFireballs = buf.readBoolean();
 			settings.forfeitChance = buf.readFloat();
 		}
 
@@ -64,6 +66,7 @@ public class PacketSyncSettings implements IMessageHandler<Message, IMessage> {
 			buf.writeBoolean(settings.discoveryMode);
 			buf.writeBoolean(settings.creativeBypassesArcaneLock);
 			buf.writeBoolean(settings.slowTimeAffectsPlayers);
+			buf.writeBoolean(settings.replaceVanillaFireballs);
 			buf.writeFloat((float)settings.forfeitChance); // Configs don't have floats but this can only be 0-1 anyway
 		}
 	}

src/main/java/electroblob/wizardry/packet/WizardryPacketHandler.java

@@ -26,7 +26,6 @@ public class WizardryPacketHandler {
 		registerMessage(PacketSpellProperties.class, PacketSpellProperties.Message.class);
 		registerMessage(PacketSyncAdvancements.class, PacketSyncAdvancements.Message.class);
 		registerMessage(PacketRequestAdvancementSync.class, PacketRequestAdvancementSync.Message.class);
-		registerMessage(PacketEndSlowTime.class, PacketEndSlowTime.Message.class);
 		registerMessage(PacketResurrection.class, PacketResurrection.Message.class);
 		registerMessage(PacketCastSpellAtPos.class, PacketCastSpellAtPos.Message.class);
 		registerMessage(PacketEmitterData.class, PacketEmitterData.Message.class);

src/main/java/electroblob/wizardry/potion/PotionContainment.java

@@ -2,6 +2,7 @@ package electroblob.wizardry.potion;
 
 import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.WizardryPotions;
+import electroblob.wizardry.util.NBTExtras;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.player.EntityPlayerMP;
@@ -40,7 +41,7 @@ public class PotionContainment extends PotionMagicEffect {
 
 		// Initialise the containment position to the entity's position if it wasn't set already
 		if(!target.getEntityData().hasKey(ENTITY_TAG)){
-			target.getEntityData().setTag(ENTITY_TAG, NBTUtil.createPosTag(new BlockPos(target.getPositionVector().subtract(0.5, 0.5, 0.5))));
+			NBTExtras.storeTagSafely(target.getEntityData(), ENTITY_TAG, NBTUtil.createPosTag(new BlockPos(target.getPositionVector().subtract(0.5, 0.5, 0.5))));
 		}
 
 		Vec3d origin = WizardryUtilities.getCentre(NBTUtil.getPosFromTag(target.getEntityData().getCompoundTag(ENTITY_TAG)));

src/main/java/electroblob/wizardry/potion/PotionSlowTime.java

@@ -2,8 +2,6 @@ package electroblob.wizardry.potion;
 
 import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.item.ItemArtefact;
-import electroblob.wizardry.packet.PacketEndSlowTime;
-import electroblob.wizardry.packet.WizardryPacketHandler;
 import electroblob.wizardry.registry.Spells;
 import electroblob.wizardry.registry.WizardryItems;
 import electroblob.wizardry.registry.WizardryPotions;
@@ -17,11 +15,15 @@ import net.minecraft.entity.IProjectile;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.entity.projectile.EntityArrow;
 import net.minecraft.util.ResourceLocation;
+import net.minecraft.world.World;
 import net.minecraftforge.event.entity.living.LivingEvent.LivingUpdateEvent;
 import net.minecraftforge.event.entity.living.PotionEvent;
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+import net.minecraftforge.fml.common.gameevent.PlayerEvent;
+import net.minecraftforge.fml.common.gameevent.TickEvent;
 
+import java.util.ArrayList;
 import java.util.List;
 
 @Mod.EventBusSubscriber
@@ -29,6 +31,8 @@ public class PotionSlowTime extends PotionMagicEffect implements ISyncedPotion {
 
 	// FIXME: Minecarts with entities in them (and, I suspect, any other ridden entities) go crazy when time-slowed
 
+	public static final String NBT_KEY = "time_slowed";
+
 	public PotionSlowTime(boolean isBadEffect, int liquidColour){
 		super(isBadEffect, liquidColour, new ResourceLocation(Wizardry.MODID, "textures/gui/potion_icon_slow_time.png"));
 		this.setPotionName("potion." + Wizardry.MODID + ":slow_time");
@@ -61,6 +65,8 @@ public class PotionSlowTime extends PotionMagicEffect implements ISyncedPotion {
 
 		for(Entity entity : targetsInRange){
 
+			entity.getEntityData().setBoolean(NBT_KEY, true);
+
 			// If time is stopped, block all updates; otherwise block all updates except every [interval] ticks
 			entity.updateBlocked = stopTime || host.ticksExisted % interval != 0;
 
@@ -130,6 +136,29 @@ public class PotionSlowTime extends PotionMagicEffect implements ISyncedPotion {
 
 	}
 
+	/**
+	 * Goes through every entity in the given world and does the following:<br>
+	 * 1. Checks if they have the slow time NBT tag<br>
+	 * 2. If so, scans the area nearby for players or NPCs with the slow time effect<br>
+	 * 3. If none are found, removes the slow time NBT tag and unblocks the entity's updates
+	 */
+	public static void cleanUpEntities(World world){
+		// Had trouble with accessing loadedTileEntityList from tick events causing random CMEs so I'm making a
+		// copy of this too just in case
+		List<Entity> loadedEntityList = new ArrayList<>(world.loadedEntityList);
+
+		for(Entity entity : loadedEntityList){
+			if(entity.getEntityData().getBoolean(NBT_KEY)){
+				// Currently only players can cast slow time, but you could apply the effect to NPCs with commands
+				List<EntityLivingBase> nearby = WizardryUtilities.getEntitiesWithinRadius(getEffectRadius(), entity.posX, entity.posY, entity.posZ, entity.world, EntityLivingBase.class);
+				if(nearby.stream().noneMatch(e -> e.isPotionActive(WizardryPotions.slow_time))){
+					entity.getEntityData().removeTag(NBT_KEY);
+					entity.updateBlocked = false;
+				}
+			}
+		}
+	}
+
 	@SubscribeEvent
 	public static void onLivingUpdateEvent(LivingUpdateEvent event){
 
@@ -143,30 +172,23 @@ public class PotionSlowTime extends PotionMagicEffect implements ISyncedPotion {
 	@SubscribeEvent
 	public static void onPotionAddedEvent(PotionEvent.PotionAddedEvent event){
 		if(event.getEntity().world.isRemote && event.getPotionEffect().getPotion() == WizardryPotions.slow_time
-				&& event.getEntity() == net.minecraft.client.Minecraft.getMinecraft().player){
-			if(Wizardry.settings.useShaders) net.minecraft.client.Minecraft.getMinecraft().entityRenderer.loadShader(SlowTime.SHADER);
-			electroblob.wizardry.client.WizardryClientEventHandler.playBlinkEffect();
+				&& event.getEntity() instanceof EntityPlayer){
+			Wizardry.proxy.loadShader((EntityPlayer)event.getEntity(), SlowTime.SHADER);
+			Wizardry.proxy.playBlinkEffect((EntityPlayer)event.getEntity());
 		}
 	}
 
 	@SubscribeEvent
-	public static void onPotionExpiryEvent(PotionEvent.PotionExpiryEvent event){
-		if(event.getPotionEffect() != null && event.getPotionEffect().getPotion() == WizardryPotions.slow_time){
-			unblockNearbyEntities(event.getEntityLiving());
-			if(!event.getEntity().world.isRemote){
-				WizardryPacketHandler.net.sendToDimension(new PacketEndSlowTime.Message(event.getEntityLiving()), event.getEntity().dimension);
-			}
-		}
+	public static void tick(TickEvent.WorldTickEvent event){
+		if(!event.world.isRemote && event.phase == TickEvent.Phase.END) cleanUpEntities(event.world);
 	}
 
+	// We still need this as well as tick events because the player hasn't moved anywhere, they just logged out
+	// In fact, it won't really matter since the tick event fixes it on login anyway, but if the mod is uninstalled or
+	// something else weird happens...
 	@SubscribeEvent
-	public static void onPotionRemoveEvent(PotionEvent.PotionRemoveEvent event){
-		if(event.getPotionEffect() != null && event.getPotionEffect().getPotion() == WizardryPotions.slow_time){
-			unblockNearbyEntities(event.getEntityLiving());
-			if(!event.getEntity().world.isRemote){
-				WizardryPacketHandler.net.sendToDimension(new PacketEndSlowTime.Message(event.getEntityLiving()), event.getEntity().dimension);
-			}
-		}
+	public static void onPlayerLoggedOutEvent(PlayerEvent.PlayerLoggedOutEvent event){
+		if(event.player.updateBlocked) event.player.updateBlocked = false;
 	}
 
 }

src/main/java/electroblob/wizardry/registry/Spells.java

@@ -5,6 +5,7 @@ import electroblob.wizardry.entity.construct.*;
 import electroblob.wizardry.entity.living.*;
 import electroblob.wizardry.entity.projectile.*;
 import electroblob.wizardry.spell.*;
+import net.minecraft.entity.projectile.EntitySnowball;
 import net.minecraft.init.MobEffects;
 import net.minecraft.item.EnumAction;
 import net.minecraft.util.ResourceLocation;
@@ -243,10 +244,15 @@ public final class Spells {
 		IForgeRegistry<Spell> registry = event.getRegistry();
 
 		registry.register(new None());
-		registry.register(new SpellArrow<>("magic_missile", EntityMagicMissile::new).addProperties(Spell.DAMAGE).soundValues(1, 1.4f, 0.4f));
+		registry.register(new SpellArrow<EntityMagicMissile>("magic_missile", EntityMagicMissile::new){
+			@Override
+			protected String getTranslationKey(){
+				return Wizardry.tisTheSeason ? super.getTranslationKey() + "_festive" : super.getTranslationKey();
+			}
+		}.addProperties(Spell.DAMAGE).soundValues(1, 1.4f, 0.4f));
 		registry.register(new Ignite());
 		registry.register(new Freeze());
-		registry.register(new Snowball());
+		registry.register(new SpellThrowable<>("snowball", EntitySnowball::new).npcSelector((e, o) -> o).soundValues(0.5f, 0.4f, 0.2f)); // Let's spare wizards the pain of the snowball spell
 		registry.register(new Arc());
 		registry.register(new SpellProjectile<>("thunderbolt", EntityThunderbolt::new).addProperties(Spell.DAMAGE, EntityThunderbolt.KNOCKBACK_STRENGTH).soundValues(0.8f, 0.9f, 0.2f));
 		registry.register(new SummonZombie());
@@ -316,7 +322,7 @@ public final class Spells {
 		registry.register(new SpellProjectile<>("darkness_orb", EntityDarknessOrb::new).addProperties(Spell.DAMAGE, Spell.EFFECT_DURATION, Spell.EFFECT_STRENGTH).soundValues(0.5f, 0.4f, 0.2f));
 		registry.register(new ShadowWard());
 		registry.register(new Decay());
-		registry.register(new SpellBuff("water_breathing", 0.3f, 0.3f, 1, () -> MobEffects.WATER_BREATHING){ @Override public boolean canBeCastByNPCs(){ return false; } }.soundValues(0.7f, 1.2f, 0.4f));
+		registry.register(new SpellBuff("water_breathing", 0.3f, 0.3f, 1, () -> MobEffects.WATER_BREATHING).npcSelector((e, o) -> false).soundValues(0.7f, 1.2f, 0.4f));
 		registry.register(new Tornado());
 		registry.register(new Glide());
 		registry.register(new SummonSpiritHorse());
@@ -367,7 +373,7 @@ public final class Spells {
 		registry.register(new Intimidate());
 		registry.register(new Banish());
 		registry.register(new SixthSense());
-		registry.register(new SpellBuff("darkvision", 0, 0.4f, 0.7f, () -> MobEffects.NIGHT_VISION){ @Override public boolean canBeCastByNPCs(){ return false; } }.soundValues(0.7f, 1.2f, 0.4f));
+		registry.register(new SpellBuff("darkvision", 0, 0.4f, 0.7f, () -> MobEffects.NIGHT_VISION).npcSelector((e, o) -> false).soundValues(0.7f, 1.2f, 0.4f));
 		registry.register(new Clairvoyance());
 		registry.register(new PocketWorkbench());
 		registry.register(new ImbueWeapon());

src/main/java/electroblob/wizardry/registry/WizardryLoot.java

@@ -5,7 +5,6 @@ import electroblob.wizardry.constants.Tier;
 import electroblob.wizardry.loot.RandomSpell;
 import electroblob.wizardry.loot.WizardSpell;
 import electroblob.wizardry.spell.Spell;
-import net.minecraft.entity.EntityList;
 import net.minecraft.entity.EnumCreatureType;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.world.storage.loot.*;
@@ -68,6 +67,9 @@ public final class WizardryLoot {
 		LootTableList.register(new ResourceLocation(Wizardry.MODID, "subsets/wizard_armour"));
 		LootTableList.register(new ResourceLocation(Wizardry.MODID, "subsets/arcane_tomes"));
 		LootTableList.register(new ResourceLocation(Wizardry.MODID, "subsets/wand_upgrades"));
+		LootTableList.register(new ResourceLocation(Wizardry.MODID, "subsets/uncommon_artefacts"));
+		LootTableList.register(new ResourceLocation(Wizardry.MODID, "subsets/rare_artefacts"));
+		LootTableList.register(new ResourceLocation(Wizardry.MODID, "subsets/epic_artefacts"));
 		LootTableList.register(new ResourceLocation(Wizardry.MODID, "entities/evil_wizard"));
 		LootTableList.register(new ResourceLocation(Wizardry.MODID, "entities/mob_additions"));
 

src/main/java/electroblob/wizardry/registry/WizardrySounds.java

@@ -88,6 +88,7 @@ public final class WizardrySounds {
 	public static final SoundEvent ENTITY_WIZARD_TRADING = 			createSound("entity.wizard.trading");
 	public static final SoundEvent ENTITY_WIZARD_HURT = 			createSound("entity.wizard.hurt");
 	public static final SoundEvent ENTITY_WIZARD_DEATH = 			createSound("entity.wizard.death");
+	public static final SoundEvent ENTITY_WIZARD_HOHOHO = 			createSound("entity.wizard.hohoho");
 
 	public static final SoundEvent ENTITY_DARKNESS_ORB_HIT = 		createSound("entity.darkness_orb.hit");
 	public static final SoundEvent ENTITY_DART_HIT = 				createSound("entity.dart.hit");
@@ -132,10 +133,17 @@ public final class WizardrySounds {
 	public static final SoundEvent MISC_PAGE_TURN = 				createSound("misc.page_turn");
 	public static final SoundEvent MISC_FREEZE = 					createSound("misc.freeze");
 
-	/** Trick borrowed from the Twilight Forest, makes things neater. */
+	// Trick borrowed from the Twilight Forest, makes things neater.
+
+	/** Overload for {@link WizardrySounds#createSound(String, String)} which assigns wizardry's mod ID automatically. */
 	public static SoundEvent createSound(String name){
+		return createSound(Wizardry.MODID, name);
+	}
+
+	/** Creates a sound with the given name, to be read from {@code assets/[modID]/sounds.json}. */
+	public static SoundEvent createSound(String modID, String name){
 		// All the setRegistryName methods delegate to this one, it doesn't matter which you use.
-		return new SoundEvent(new ResourceLocation(Wizardry.MODID, name)).setRegistryName(name);
+		return new SoundEvent(new ResourceLocation(modID, name)).setRegistryName(name);
 	}
 
 	// For some reason, sound events seem to work even when they aren't registered, without even so much as a warning.
@@ -250,7 +258,7 @@ public final class WizardrySounds {
 		event.getRegistry().register(MISC_PAGE_TURN);
 		event.getRegistry().register(MISC_FREEZE);
 		
-		for(Spell spell : Spell.getSpells(Spell.allSpells)){
+		for(Spell spell : Spell.getAllSpells()){
 			event.getRegistry().registerAll(spell.getSounds());
 		}
 

src/main/java/electroblob/wizardry/spell/ArcaneLock.java

@@ -6,11 +6,13 @@ import electroblob.wizardry.util.NBTExtras;
 import electroblob.wizardry.util.SpellModifiers;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.EnumAction;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.tileentity.TileEntity;
+import net.minecraft.tileentity.TileEntityDispenser;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Vec3d;
@@ -32,9 +34,9 @@ public class ArcaneLock extends SpellRay {
 
 	@Override public boolean requiresPacket(){ return true; }
 
-	@Override public boolean canBeCastByDispensers(){ return false; }
+	@Override public boolean canBeCastBy(TileEntityDispenser dispenser){ return false; }
 
-	@Override public boolean canBeCastByNPCs(){ return false; }
+	@Override public boolean canBeCastBy(EntityLiving npc, boolean override){ return false; }
 
 	@Override
 	protected boolean onEntityHit(World world, Entity target, Vec3d hit, EntityLivingBase caster, Vec3d origin, int ticksInUse, SpellModifiers modifiers){

src/main/java/electroblob/wizardry/spell/Banish.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.spell;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.WizardryItems;
 import electroblob.wizardry.util.ParticleBuilder;
 import electroblob.wizardry.util.ParticleBuilder.Type;
@@ -7,6 +8,7 @@ import electroblob.wizardry.util.SpellModifiers;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.EnumAction;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumParticleTypes;
@@ -78,9 +80,7 @@ public class Banish extends SpellRay {
 						world.rand.nextDouble() - 0.5, world.rand.nextDouble() - 0.5);
 			}
 
-			// Can't be bothered to route this through the proxies!
-			if(entity == net.minecraft.client.Minecraft.getMinecraft().player)
-				electroblob.wizardry.client.WizardryClientEventHandler.playBlinkEffect();
+			if(entity instanceof EntityPlayer) Wizardry.proxy.playBlinkEffect((EntityPlayer)entity);
 		}
 
 		if(y != null){

src/main/java/electroblob/wizardry/spell/Blink.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.spell;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.registry.WizardryItems;
 import electroblob.wizardry.util.RayTracer;
 import electroblob.wizardry.util.SpellModifiers;
@@ -41,9 +42,8 @@ public class Blink extends Spell {
 				world.spawnParticle(EnumParticleTypes.PORTAL, dx, dy, dz, world.rand.nextDouble() - 0.5,
 						world.rand.nextDouble() - 0.5, world.rand.nextDouble() - 0.5);
 			}
-			
-			// Can't be bothered to route this through the proxies!
-			electroblob.wizardry.client.WizardryClientEventHandler.playBlinkEffect();
+
+			Wizardry.proxy.playBlinkEffect(caster);
 		}
 
 		if(rayTrace != null && rayTrace.typeOfHit == RayTraceResult.Type.BLOCK){
@@ -136,7 +136,7 @@ public class Blink extends Spell {
 	}
 
 	@Override
-	public boolean canBeCastByNPCs(){
+	public boolean canBeCastBy(EntityLiving npc, boolean override){
 		return true;
 	}
 

src/main/java/electroblob/wizardry/spell/Clairvoyance.java

@@ -12,6 +12,7 @@ import electroblob.wizardry.registry.WizardryItems;
 import electroblob.wizardry.util.ParticleBuilder;
 import electroblob.wizardry.util.ParticleBuilder.Type;
 import electroblob.wizardry.util.SpellModifiers;
+import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.SharedMonsterAttributes;
 import net.minecraft.entity.monster.EntityZombie;
 import net.minecraft.entity.player.EntityPlayer;
@@ -21,6 +22,7 @@ import net.minecraft.item.ItemStack;
 import net.minecraft.pathfinding.Path;
 import net.minecraft.pathfinding.PathNodeType;
 import net.minecraft.pathfinding.PathPoint;
+import net.minecraft.tileentity.TileEntityDispenser;
 import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.text.TextComponentTranslation;
@@ -44,8 +46,8 @@ public class Clairvoyance extends Spell {
 		WizardData.registerStoredVariables(LOCATION_KEY, DIMENSION_KEY);
 	}
 
-	@Override public boolean canBeCastByNPCs() { return false; }
-	@Override public boolean canBeCastByDispensers() { return false; }
+	@Override public boolean canBeCastBy(EntityLiving npc, boolean override) { return false; }
+	@Override public boolean canBeCastBy(TileEntityDispenser dispenser) { return false; }
 
 	@Override
 	public boolean cast(World world, EntityPlayer caster, EnumHand hand, int ticksInUse, SpellModifiers modifiers){

src/main/java/electroblob/wizardry/spell/ConjureArmour.java

@@ -3,6 +3,7 @@ package electroblob.wizardry.spell;
 import com.google.common.collect.ImmutableMap;
 import electroblob.wizardry.item.IConjuredItem;
 import electroblob.wizardry.registry.WizardryItems;
+import electroblob.wizardry.util.NBTExtras;
 import electroblob.wizardry.util.SpellModifiers;
 import electroblob.wizardry.util.WizardryUtilities;
 import net.minecraft.entity.player.EntityPlayer;
@@ -40,7 +41,7 @@ public class ConjureArmour extends SpellConjuration {
 				armour = new ItemStack(SPECTRAL_ARMOUR_MAP.get(slot));
 				IConjuredItem.setDurationMultiplier(armour, modifiers.get(WizardryItems.duration_upgrade));
 				// Sets a blank "ench" tag to trick the renderer into showing the enchantment effect on the armour model
-				armour.getTagCompound().setTag("ench", new NBTTagList());
+				NBTExtras.storeTagSafely(armour.getTagCompound(), "ench", new NBTTagList());
 				caster.setItemStackToSlot(slot, armour);
 				flag = true;
 			}

src/main/java/electroblob/wizardry/spell/CurseOfSoulbinding.java

@@ -9,12 +9,14 @@ import electroblob.wizardry.registry.WizardrySounds;
 import electroblob.wizardry.util.*;
 import electroblob.wizardry.util.ParticleBuilder.Type;
 import net.minecraft.entity.Entity;
+import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.EnumAction;
 import net.minecraft.nbt.NBTTagList;
 import net.minecraft.nbt.NBTUtil;
 import net.minecraft.potion.PotionEffect;
+import net.minecraft.tileentity.TileEntityDispenser;
 import net.minecraft.util.DamageSource;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
@@ -45,9 +47,9 @@ public class CurseOfSoulbinding extends SpellRay {
 		WizardData.registerStoredVariables(TARGETS_KEY);
 	}
 
-	@Override public boolean canBeCastByNPCs() { return false; }
+	@Override public boolean canBeCastBy(EntityLiving npc, boolean override) { return false; }
 	// You can't damage a dispenser so this would be nonsense!
-	@Override public boolean canBeCastByDispensers() { return false; }
+	@Override public boolean canBeCastBy(TileEntityDispenser dispenser) { return false; }
 
 	@Override
 	protected boolean onEntityHit(World world, Entity target, Vec3d hit, EntityLivingBase caster, Vec3d origin, int ticksInUse, SpellModifiers modifiers){

src/main/java/electroblob/wizardry/spell/Decoy.java

@@ -21,7 +21,7 @@ public class Decoy extends Spell {
 		addProperties(DECOY_LIFETIME, MOB_TRICK_CHANCE);
 	}
 
-	@Override public boolean canBeCastByNPCs(){ return true; }
+	@Override public boolean canBeCastBy(EntityLiving npc, boolean override){ return true; }
 
 	@Override
 	public boolean cast(World world, EntityPlayer caster, EnumHand hand, int ticksInUse, SpellModifiers modifiers){

src/main/java/electroblob/wizardry/spell/Divination.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.spell;
 
+import electroblob.wizardry.Settings;
 import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.block.BlockCrystalOre;
 import electroblob.wizardry.registry.WizardryItems;
@@ -21,6 +22,7 @@ import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.util.text.TextComponentTranslation;
 import net.minecraft.world.World;
+import org.apache.commons.lang3.tuple.Pair;
 
 import java.util.Arrays;
 import java.util.Comparator;
@@ -65,11 +67,13 @@ public class Divination extends Spell {
 
 		List<BlockPos> sphere = WizardryUtilities.getBlockSphere(caster.getPosition(), range);
 
-		sphere.removeIf(b -> !(world.getBlockState(b).getBlock() instanceof BlockOre
-							|| world.getBlockState(b).getBlock() instanceof BlockRedstoneOre
-							|| world.getBlockState(b).getBlock() instanceof BlockCrystalOre
-							|| Arrays.asList(Wizardry.settings.divinationOreWhitelist)
-				.contains(world.getBlockState(b).getBlock().getRegistryName())));
+		sphere.removeIf(b -> {
+			Block block = world.getBlockState(b).getBlock();
+			return !(block instanceof BlockOre
+								|| block instanceof BlockRedstoneOre
+								|| block instanceof BlockCrystalOre
+								|| Settings.containsMetaBlock(Wizardry.settings.divinationOreWhitelist, world.getBlockState(b)));
+		});
 
 		Strength strength = Strength.NOTHING;
 
@@ -87,9 +91,6 @@ public class Divination extends Spell {
 					(float)(target.getY() + 0.5 - (caster.getEntityBoundingBox().minY + caster.getEyeHeight())),
 					(float)(target.getZ() + 0.5 - caster.posZ));
 
-			if(world.isRemote) ParticleBuilder.create(ParticleBuilder.Type.SPARKLE).pos(target.getX() + 0.5,
-					target.getY() + 1.5, target.getZ() + 0.5).spawn(world);
-
 			strength = Strength.forWeight(calculateWeight(world, caster, target, range, modifiers));
 		}
 

src/main/java/electroblob/wizardry/spell/DragonFireball.java

@@ -85,7 +85,7 @@ public class DragonFireball extends Spell {
 	}
 
 	@Override
-	public boolean canBeCastByNPCs(){
+	public boolean canBeCastBy(EntityLiving npc, boolean override){
 		return true;
 	}
 

src/main/java/electroblob/wizardry/spell/Earthquake.java

@@ -1,5 +1,6 @@
  package electroblob.wizardry.spell;
 
+ import electroblob.wizardry.Wizardry;
  import electroblob.wizardry.entity.construct.EntityEarthquake;
  import electroblob.wizardry.registry.WizardryItems;
  import electroblob.wizardry.util.SpellModifiers;
@@ -7,6 +8,7 @@
  import net.minecraft.block.Block;
  import net.minecraft.block.state.IBlockState;
  import net.minecraft.entity.EntityLivingBase;
+ import net.minecraft.entity.player.EntityPlayer;
  import net.minecraft.item.EnumAction;
  import net.minecraft.util.EnumFacing;
  import net.minecraft.util.EnumParticleTypes;
@@ -53,6 +55,10 @@
 				world.spawnParticle(EnumParticleTypes.BLOCK_DUST, particleX, y,
 						particleZ, particleX - x, 0, particleZ - z, Block.getStateId(block));
 			}
+
+			WizardryUtilities.getEntitiesWithinRadius(15, x, y, z, world, EntityPlayer.class)
+					.forEach(p -> Wizardry.proxy.shakeScreen(p, 12));
+
 		}
 		
 		return super.spawnConstruct(world, x, y, z, side, caster, modifiers);

src/main/java/electroblob/wizardry/spell/EmpoweringPresence.java

@@ -1,5 +1,6 @@
 package electroblob.wizardry.spell;
 
+import electroblob.wizardry.Wizardry;
 import electroblob.wizardry.constants.Constants;
 import electroblob.wizardry.event.SpellCastEvent;
 import electroblob.wizardry.registry.WizardryItems;
@@ -66,10 +67,16 @@ public class EmpoweringPresence extends Spell {
 		return true;
 	}
 
+	@Override
+	protected String getTranslationKey(){
+		return Wizardry.tisTheSeason ? super.getTranslationKey() + "_festive" : super.getTranslationKey();
+	}
+
 	@SubscribeEvent(priority = EventPriority.LOW) // Doesn't really matter but there's no point processing it if casting is blocked
 	public static void onSpellCastPreEvent(SpellCastEvent.Pre event){
 		// Empowerment stacks extra potency on top of the existing potency.
-		if(event.getCaster() != null && event.getCaster().isPotionActive(WizardryPotions.empowerment)){
+		if(event.getCaster() != null && event.getCaster().isPotionActive(WizardryPotions.empowerment)
+				&& !(event.getSpell() instanceof EmpoweringPresence)){ // Prevent exponential empowerment stacking!
 
 			float potency = 1 + Constants.EMPOWERMENT_POTENCY_PER_LEVEL
 					* (event.getCaster().getActivePotionEffect(WizardryPotions.empowerment).getAmplifier() + 1);
@@ -78,4 +85,5 @@ public class EmpoweringPresence extends Spell {
 					event.getModifiers().get(SpellModifiers.POTENCY) * potency, true);
 		}
 	}
+
 }

src/main/java/electroblob/wizardry/spell/FlamingWeapon.java

@@ -31,7 +31,7 @@ public class FlamingWeapon extends Spell {
 
 			for(ItemStack stack : WizardryUtilities.getPrioritisedHotbarAndOffhand(caster)){
 
-				if((ImbueWeapon.isSword(stack.getItem()) || ImbueWeapon.isBow(stack.getItem()))
+				if((ImbueWeapon.isSword(stack) || ImbueWeapon.isBow(stack))
 						&& !EnchantmentHelper.getEnchantments(stack).containsKey(WizardryEnchantments.flaming_weapon)){
 					// The enchantment level as determined by the damage multiplier. The + 0.5f is so that
 					// weird float processing doesn't incorrectly round it down.

src/main/java/electroblob/wizardry/spell/ForestOfThorns.java

@@ -11,6 +11,7 @@ import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.EnumAction;
 import net.minecraft.tileentity.TileEntity;
+import net.minecraft.tileentity.TileEntityDispenser;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
 import net.minecraft.util.math.BlockPos;
@@ -29,8 +30,8 @@ public class ForestOfThorns extends Spell {
 	}
 
 	@Override public boolean requiresPacket(){ return false; }
-	@Override public boolean canBeCastByNPCs(){ return true; }
-	@Override public boolean canBeCastByDispensers(){ return true; }
+	@Override public boolean canBeCastBy(EntityLiving npc, boolean override){ return true; }
+	@Override public boolean canBeCastBy(TileEntityDispenser dispenser){ return true; }
 
 	@Override
 	public boolean cast(World world, EntityPlayer caster, EnumHand hand, int ticksInUse, SpellModifiers modifiers){

src/main/java/electroblob/wizardry/spell/FreezingWeapon.java

@@ -37,7 +37,7 @@ public class FreezingWeapon extends Spell {
 
 			for(ItemStack stack : WizardryUtilities.getPrioritisedHotbarAndOffhand(caster)){
 
-				if((ImbueWeapon.isSword(stack.getItem()) || ImbueWeapon.isBow(stack.getItem()))
+				if((ImbueWeapon.isSword(stack) || ImbueWeapon.isBow(stack))
 						&& !EnchantmentHelper.getEnchantments(stack).containsKey(WizardryEnchantments.freezing_weapon)){
 					// The enchantment level as determined by the damage multiplier. The + 0.5f is so that
 					// weird float processing doesn't incorrectly round it down.