That's one heck of a commit you've got there...

I may have got a bit behind with version control. A lot behind, in fact. Maybe I'll go back and split this sometime - then again, I probably won't. But hey, at least it's here!

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

@@ -0,0 +1,48 @@
+package electroblob.wizardry.spell;
+
+import electroblob.wizardry.util.SpellModifiers;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.EnumAction;
+import net.minecraft.util.EnumHand;
+import net.minecraft.util.math.Vec3d;
+import net.minecraft.world.World;
+
+public class Evade extends Spell {
+
+	private static final String EVADE_VELOCITY = "evade_velocity";
+
+	private static final float UPWARD_VELOCITY = 0.25f;
+
+	public Evade(){
+		super("evade", EnumAction.NONE, false);
+		addProperties(EVADE_VELOCITY);
+	}
+
+	@Override
+	public boolean requiresPacket(){
+		return false;
+	}
+
+	@Override
+	public boolean cast(World world, EntityPlayer caster, EnumHand hand, int ticksInUse, SpellModifiers modifiers){
+
+		Vec3d look = caster.getLookVec();
+		// We want a horizontal only vector
+		look = look.subtract(0, look.y, 0).normalize();
+
+		Vec3d evadeDirection;
+		if(caster.moveStrafing == 0){
+			// If the caster isn't strafing, pick a random direction
+			evadeDirection = look.rotateYaw(world.rand.nextBoolean() ? (float)Math.PI/2f : (float)-Math.PI/2f);
+		}else{
+			// Otherwise, evade always moves whichever direction the caster was already strafing
+			evadeDirection = look.rotateYaw(Math.signum(caster.moveStrafing) * (float)Math.PI/2f);
+		}
+
+		evadeDirection = evadeDirection.scale(getProperty(EVADE_VELOCITY).floatValue() * modifiers.get(SpellModifiers.POTENCY));
+		caster.addVelocity(evadeDirection.x, UPWARD_VELOCITY, evadeDirection.z);
+
+		return true;
+	}
+
+}