Siren's Call [Alpha Edition] Standard Showdown Promos That which lasts longest serves

That which lasts longest serves best

+2: Each opponent gets an emblem with "At the beginning of your upkeep

Artifacts and creatures your opponents control enter the battlefield tapped

Nimble Pilferer deals combat damage to a player

Siren's Call [Alpha Edition] Standard Showdown Promos That which lasts longest servesSet: Alpha Edition Type: Instant Rarity: Uncommon Cost: {U} Cast this spell only during an opponent's turn, before attackers are declared. Creatures the active player controls attack this turn if able. At the beginning of the next end step, destroy all non Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.