Siren's Call [Alpha Edition] 71 and is unaffected by

and is unaffected by

Set: HeartGold & SoulSilver: Call of Legends Type: Darkness Rarity: Promo

War favors the informed

"Which would you like first

Siren's Call [Alpha Edition] 71 and is unaffected bySet: 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.