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 - $9.70
Near Mint Non-English - $9.70
Lightly Played - $8.70
Lightly Played Non-English - $8.70
Played - $6.80
Played Non-English - $6.80
Heavily Played - $5.80
Heavily Played Non-English - $5.80
Damaged - $4.90
Damaged Non-English - $4.90
Foil Prices
Near Mint Foil - $51.80
Near Mint Foil Non-English - $51.80
Lightly Played Foil - $46.60
Lightly Played Foil Non-English - $46.60
Played Foil - $36.30
Played Foil Non-English - $36.30
Heavily Played Foil - $31.10
Heavily Played Foil Non-English - $31.10
Damaged Foil - $25.90
Damaged Foil Non-English - $25.90