Gary, the Snail - Toxrill, the Corrosive [Secret Lair Drop Series]

Set: Secret Lair Drop Series Type: Legendary Creature — Slug Horror Rarity: Common Cost: {5}{B}{B} 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.UB, Sacrifice a Slug: Draw a card.