Toxrill, the Corrosive (Showcase) – 321: Innistrad: Crimson Vow

– Rarity: M
– Number: 321
– SubType: Legendary Creature — Slug Horror
– P: 7
– T: 7
– OracleText: At the beginning of each end step, put a slime counter on each creature you don’t control.

Creatures you don’t control get -1/-1 for each slime counter on them.

Whenever a creature you don’t control with a slime counter on it dies, creature a 1/1 black Slug creature token.

UB, Sacrifice a Slug: Draw a card.