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.
Near Mint - $6.90
Lightly Played - $5.60
Moderately Played - $4.90
Heavily Played - $4.20
Damaged - $3.50
Near Mint Spanish - $6.90
Lightly Played Spanish - $5.60
Moderately Played Spanish - $4.90
Heavily Played Spanish - $4.20
Damaged Spanish - $3.50