Siren's Call [Alpha Edition] Ravnica Each word rattles your mind

Each word rattles your mind

Set: Alpha Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a player casts a white spell

"Know your foes' strengths as well as their weaknesses

most now exist as pets of society's elite

Siren's Call [Alpha Edition] Ravnica Each word rattles your mindSet: 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.