Siren's Call [Beta Edition] Premodern "The dragon wing of night

"The dragon wing of night o'erspreads the earth

Set: Friday Night Magic 2005 Type: Artifact Rarity: Rare Cost: {4} {1}

Set: Champions of Kamigawa Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +3/+1

At the beginning of your upkeep

before attackers are declared

Siren's Call [Beta Edition] Premodern "The dragon wing of nightSet: Beta 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.