overpowered not because only 15% of the time you can do damage with them and also the enemy have 5 stacks of troops even it's only 1 type like zombies .if it had only 1 stack like 2500 zombies and u cast an axe spell with cuddly and kill them all only then it would be op but it is not the case since all enemies have 5 stacks of troops.
i post a new item that i think you added in the mod