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, create a 1/1 black Slug creature token. {U}{B}, Sacrifice a Slug: Draw a card.
![Toxrill, the Corrosive (Promo Pack) [Innistrad: Crimson Vow Promos] | Grognard Games](http://grognardgames.com/cdn/shop/files/26fbf2d5-193a-49cc-ad62-4776c10dc731.png?v=1761679169)
