30th Anniversary Edition

Siren's Call

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.

Fourth Edition

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.

Fourth Edition Foreign Black Border

Summer Magic / Edgar

Foreign Black Border

Revised Edition

All of opponent's creatures that can attack must do so. Any non-wall creatures that cannot attack are killed at end of turn. Can be played only during opponent's turn, before opponent's attack. Creatures summoned this turn are unaffected by Siren's Call.

Collectors' Edition

Intl. Collectors' Edition

Unlimited Edition

All of opponent's creatures that can attack must do so. Any non-wall creatures that cannot attack are destroyed at end of turn. Play only during opponent's turn, before opponent's attack. Creatures summoned this turn are unaffected by Siren's Call.