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Reference to a bunch of baby ducks from Regular Show.I just think having baby ducks that kill things is funny and should be in a mod that is all about ducks.

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Special items when fed to ducklings will mutate them and turn them into killing machines, attack mobs that hurt the player with karate chops while dealing 1.1 damage per hit EVERY TICKS and can stacks with other baby ducks.
Ducklings receive a special skin that is more resemblem baby ducks.
Mutated ducklings gain passive health regen, 2 per heal, like mobs from alexs caves.

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Perhaps in order to mutate the baby ducks you would need a group of 4 first.

Additional context
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Original concept from Regular Show.
https://m.youtube.com/watch?v=3HrHBb_LkGc&pp=ygUhUmVndWxhciBzaG93IGJhYnkgZHVjayBraWxsIHNuYWtl