Rule evolution
Rule 506.7a
Previously numbered 506.6a.
Earliest archived Rules release: 2010-02-01 · 0 wording revisions · 1 renumbering
Added506.6aDetails
A spell that states it may be cast "only before (or after) attackers are declared" is referring to the turn-based action of declaring attackers. It may be cast only before (or after) the declare attackers step begins, regardless of whether any attackers are actually declared. (See rule 508.)
Renumbered
506.6a→ 506.7aDetailsPreviously
5. Turn Structure
506. Combat PhaseThen
5. Turn Structure
506. Combat PhaseA spell that states it may be cast “only before (or after) attackers are declared” is referring to the turn-based action of declaring attackers. It may be cast only before (or after) the declare attackers step begins, regardless of whether any attackers are actually declared. (See rule 508.)