Printings
Siren's Call
Card Information
Type: Instant
Mana Cost: 
CMC: 1
Part of the Reserved List: No
Color Identity:
Set: Fourth Edition (4ED)
Rarity: Uncommon
Collector Number: 101
Oracle Text
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.
Format Legalities
Card Rulings
- September 20, 2013
If a turn has multiple combat phases, this spell can only be cast before the beginning of the Declare Attackers Step of the first combat phase in that turn.
Source: wotc - February 1, 2009
This will destroy creatures that weren’t able to attack because they had been previously tapped.
Source: wotc - October 4, 2004
The creature is destroyed if it does not attack because it simply can’t do so legally.
Source: wotc - October 4, 2004
It will require creatures with Haste to attack since they are able, but it won’t destroy them if they don’t for some reason.
Source: wotc
Price History
To study a single card is to glimpse the heart of a spell - a frozen moment of ambition, artistry, and arcane intent. Within each glyph lies a spark: a story untold, a duel turned, a destiny altered. Treat it not as mere parchment, dear seeker, but as a shard of the Multiverse itself.