Historical Rules · 13 July 2013
Rule 602.3a
Official source text from the 13 July 2013 Rules release
If there is more than one opponent who could make such a choice, the ability's controller decides which of those opponents will make the choice.
Historical Rules · 13 July 2013
Official source text from the 13 July 2013 Rules release
If there is more than one opponent who could make such a choice, the ability's controller decides which of those opponents will make the choice.