When Tainted Adversary enters the battlefield, you may pay {2}{B} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Tainted Adversary, then create twice that many 2/2 black Zombie creature tokens with decayed. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)
Near Mint - $3.500
Lightly Played - $2.800
Moderately Played - $2.500
Heavily Played - $2.100
Damaged - $1.800
Near Mint Spanish - $3.500
Lightly Played Spanish - $2.800
Moderately Played Spanish - $2.500
Heavily Played Spanish - $2.100
Damaged Spanish - $1.800
Foil Prices
Near Mint Foil - $3.400
Lightly Played Foil - $2.700
Moderately Played Foil - $2.400
Heavily Played Foil - $2.100
Damaged Foil - $1.700
Near Mint Foil Spanish - $3.400
Lightly Played Foil Spanish - $2.700
Moderately Played Foil Spanish - $2.400
Heavily Played Foil Spanish - $2.100
Damaged Foil Spanish - $1.700