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.
Near Mint - $11.00
Lightly Played - $8.80
Moderately Played - $7.70
Heavily Played - $6.60
Damaged - $5.50
Near Mint Spanish - $11.00
Lightly Played Spanish - $8.80
Moderately Played Spanish - $7.70
Heavily Played Spanish - $6.60
Damaged Spanish - $5.50