When Spectral Adversary enters the battlefield, you may pay {1}{U} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Spectral Adversary, then up to that many other target artifacts, creatures, and/or enchantments phase out.
Near Mint - $400
Lightly Played - $300
Moderately Played - $300
Heavily Played - $300
Damaged - $200
Near Mint Spanish - $400
Lightly Played Spanish - $300
Moderately Played Spanish - $300
Heavily Played Spanish - $300
Damaged Spanish - $200
Foil Prices
Near Mint Foil - $3.000
Lightly Played Foil - $2.400
Moderately Played Foil - $2.100
Heavily Played Foil - $1.800
Damaged Foil - $1.500
Near Mint Foil Spanish - $3.000
Lightly Played Foil Spanish - $2.400
Moderately Played Foil Spanish - $2.100
Heavily Played Foil Spanish - $1.800
Damaged Foil Spanish - $1.500