History of CR 601.6a

Every distinct wording since 2010, newest first.

June 19, 2026 · Marvel Super Heroes
Once a player has begun casting a spell that had flash because certain conditions were met or that could be cast as though it had flash because certain conditions were met (see 601.3d), they may continue to cast that spell as though it had flash even if those conditions stop being met.
June 10, 2022 · Commander Legends: Battle for Baldur’s Gate
If there is more than one opponent who could make such a choice, the spell’s controller decides which of those opponents will make the choice.
February 1, 2010 · Worldwake
rule 601.6a not present in this release