All of target opponent's creatures that can attack must do so. At end of turn, destroy any non-wall creatures that did not attack. Play only during opponent's turn, before opponent's attack. Siren's Call does not affect creatures brought under opponent's control this turn.

• Number: 284
• Rarity: U
• Type: Instant
• Mana cost: U
• Color: Blue
• Artist: Anson Maddocks