You and target spell's controller bid life. You start the bidding with a bid of 1. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid. If you win the bidding, counter that spell.
Near Mint - $18.900
Lightly Played - $15.100
Moderately Played - $13.200
Heavily Played - $11.300
Damaged - $9.400
Near Mint Spanish - $18.900
Lightly Played Spanish - $15.100
Moderately Played Spanish - $13.200
Heavily Played Spanish - $11.300
Damaged Spanish - $9.400