Potions are now supported as class items. The effects do not wear off upon leaving. Waiting for a relevant cancellation method in Bukkit API.

resources/plugin.yml

@@ -1,6 +1,6 @@
 name: MobArena
 main: com.garbagemule.MobArena.MobArena
-version: 0.94.4
+version: 0.94.4.1
 softdepend: [Spout,Permissions,MultiVerse,XcraftGate,Towny,Heroes,MagicSpells]
 commands:
     ma:

src/com/garbagemule/MobArena/MAUtils.java

@@ -597,6 +597,8 @@ public class MAUtils
             if (material == Material.INK_SACK)
                 offset = 15;
                 
+            if (material == Material.INK_SACK || material == Material.WOOL)
+            {
                 DyeColor dye = (data.matches("[0-9]+")) ?
                     DyeColor.getByData((byte) Math.abs(offset - Integer.parseInt(data))) :
                     DyeColor.valueOf(data.toUpperCase());
@@ -604,6 +606,11 @@ public class MAUtils
                 //return new ItemStack(material, amount, (byte) Math.abs((offset - dye.getData())));
                 return new ItemStack(material, amount, (byte) Math.abs(offset - dye.getData()));
             }
+            else
+            {
+                return new ItemStack(material, amount, (byte) Integer.parseInt(data));
+            }
+        }
         catch (Exception e)
         {
             MobArena.warning("Could not create item \"" + name + "\". Check config.yml");