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 - $0.50
Lightly Played - $0.40
Moderately Played - $0.40
Heavily Played - $0.30
Damaged - $0.30
Near Mint Spanish - $0.50
Lightly Played Spanish - $0.40
Moderately Played Spanish - $0.40
Heavily Played Spanish - $0.30
Damaged Spanish - $0.30
Foil Prices
Near Mint Foil - $0.60
Lightly Played Foil - $0.50
Moderately Played Foil - $0.50
Heavily Played Foil - $0.40
Damaged Foil - $0.30
Near Mint Foil Spanish - $0.60
Lightly Played Foil Spanish - $0.50
Moderately Played Foil Spanish - $0.50
Heavily Played Foil Spanish - $0.40
Damaged Foil Spanish - $0.30