Siren's Call [Beta Edition] BW19 Set: Black & White: Next

Set: Black & White: Next Destinies Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

Set: Sun & Moon: Crimson Invasion Type: Dragon Rarity: Promo Retreat cost: Colorless

Set: Sun & Moon: Shining Legends Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

Set: POP Series 2 Type: Colorless Rarity: Rare

Set: Jungle Unlimited Type: Colorless Rarity: Promo Retreat cost: Colorless

Siren's Call [Beta Edition] BW19 Set: Black & White: NextSet: 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.