Mages' Contest [The List] Planechase Set: Commander 2018 Type: Enchantment

Set: Commander 2018 Type: Enchantment Rarity: Rare Cost: {2}{U} Whenever an opponent attacks

Set: World Championship Decks 1997 Type: Instant Rarity: Common Cost: {U} Counter target instant or sorcery spell unless its controller pays {1}

In the first phase

Set: Eternal Masters Type: Enchantment Rarity: Mythic Cost: {3}{R} {R}: You may put a creature card from your hand onto the battlefield

" (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures

Mages' Contest [The List] Planechase Set: Commander 2018 Type: EnchantmentSet: The List 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.