Siren's Call [Beta Edition] Colorless [x2] we've just intercepted a transmission

we've just intercepted a transmission from the front

These beings embody the essence of true heroes long dead

Set: Team Rocket 1st Edition Type: Water Rarity: Rare Retreat cost: Colorless

Set: XY: Steam Siege Type: Fire

Set: Urza's Legacy Type: Legendary Creature — Elemental Rarity: Rare Cost: {4}{G}{G} Shroud (This creature can't be the target of spells or abilities

Siren's Call [Beta Edition] Colorless [x2] we've just intercepted a transmissionSet: 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.