DBL: Toxrill, the Corrosive RPG Box Set although it is actually a

although it is actually a compilation of small expansions and variants

and unconventional composition

you have the option to play a card to the leftmost empty space of either row or to retrieve all cards from your tableau

The winner is the faction with the most victory points

DBL: Toxrill, the Corrosive RPG Box Set although it is actually aAt 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.