If an effect prohibits a player from casting a spell with certain qualities, that player may consider any choices to be made during that spell’s proposal that may cause those qualities to change. If any such choices could cause that effect to no longer prohibit that player from casting that spell, the player may begin to cast the spell, ignoring the effect.
January 25, 2019 · Ravnica Allegiance
If an effect prohibits a player from casting a spell with certain qualities, that player may consider any choices to be made during that spell's proposal that may cause those qualities to change. If any such choices could cause that effect to no longer prohibit that player from casting that spell, the player may begin to cast the spell, ignoring the effect.
June 8, 2018 · Battlebond
If an effect prohibits a player from casting a spell with certain qualities, that player may consider any choices to be made during that spell’s proposal that may cause those qualities to change. If any such choices could cause that effect to no longer prohibit that player from casting that spell, the player may begin to cast the spell, ignoring the effect.
July 22, 2016 · Eldritch Moon
If an effect allows a player to cast a spell as though it had flash only if an alternative or additional cost is paid, that player may begin to cast that spell as though it had flash.
February 1, 2014 · Born of the Gods
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.
September 30, 2011 · Innistrad
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.
June 17, 2011 · Commander 2011
If there is more than one opponent who could make such a choice, the spell’s controller
April 1, 2011 · Duel Decks: Knights vs. Dragons
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 4, 2011 · Mirrodin Besieged
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.
October 1, 2010 · Scars of Mirrodin
If there is more than one opponent who could make such a choice, the spell’s controller
February 1, 2010 · Worldwake
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.