Gary, the Snail // Toxrill, the Corrosive - SpongeBob SquarePants: Legends of Bikini Bottom (SLD) from Secret Lair Drop, available at 401 Games Canada.

• Rarity: Mythic Rare
• Finish: Normal
• Artist: Gregg Schigiel
• Card Text:
  SpongeBob SquarePants: Legends of Bikini Bottom
  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.