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 - $27.30
Lightly Played - $21.80
Moderately Played - $19.10
Heavily Played - $16.40
Damaged - $13.60
Near Mint Spanish - $27.30
Lightly Played Spanish - $21.80
Moderately Played Spanish - $19.10
Heavily Played Spanish - $16.40
Damaged Spanish - $13.60
Foil Prices
Near Mint Foil - $29.70
Lightly Played Foil - $23.80
Moderately Played Foil - $20.80
Heavily Played Foil - $17.80
Damaged Foil - $14.90
Near Mint Foil Spanish - $29.70
Lightly Played Foil Spanish - $23.80
Moderately Played Foil Spanish - $20.80
Heavily Played Foil Spanish - $17.80
Damaged Foil Spanish - $14.90