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 - $17.60
Lightly Played - $14.10
Moderately Played - $12.30
Heavily Played - $10.60
Damaged - $8.80
Near Mint Spanish - $17.60
Lightly Played Spanish - $14.10
Moderately Played Spanish - $12.30
Heavily Played Spanish - $10.60
Damaged Spanish - $8.80
Foil Prices
Near Mint Foil - $18.40
Lightly Played Foil - $14.70
Moderately Played Foil - $12.90
Heavily Played Foil - $11.00
Damaged Foil - $9.20
Near Mint Foil Spanish - $18.40
Lightly Played Foil Spanish - $14.70
Moderately Played Foil Spanish - $12.90
Heavily Played Foil Spanish - $11.00
Damaged Foil Spanish - $9.20