Toxrill, the Corrosive [Innistrad: Double Feature] XY34 put a charge counter on

put a charge counter on Door of Destinies

resaerch notes

untap Time Vault

Return it to the battlefield tapped under its owner's control at the beginning of the next end step

Toxrill, the Corrosive [Innistrad: Double Feature] XY34 put a charge counter onSet: Innistrad: Double Feature Type: Legendary Creature Slug Horror Rarity: Mythic 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. {U}{B}, Sacrifice a Slug: Draw a card.