Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.
NM-Mint - $4.90
Lightly Played - $4.70
Moderately Played - $4.40
Heavily Played - $3.90
Damaged - $3.20
NM-Mint Non English - $4.90
Lightly Played Non English - $4.70
Moderately Played Non English - $4.40
Heavily Played Non English - $3.90
Damaged Non English - $3.20
Foil Prices
NM-Mint Foil - $55.40
Lightly Played Foil - $52.60
Moderately Played Foil - $49.90
Heavily Played Foil - $44.30
Damaged Foil - $36.00
NM-Mint Foil Non English - $55.40
Lightly Played Foil Non English - $52.60
Moderately Played Foil Non English - $49.90
Heavily Played Foil Non English - $44.30
Damaged Foil Non English - $36.00