Mages' Contest [Invasion] Arena League 2005 (Your devotion to a color

(Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control

For each time vote

each opponent's life total becomes the lowest life total among your opponents

sacrifice it unless you discard a card at random

but I didn't expect it from the building itself

Mages' Contest [Invasion] Arena League 2005 (Your devotion to a colorSet: Invasion Type: Instant Rarity: Rare Cost: {1}{R}{R} 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.