Historical Rules · 13 November 2015
Rule 400.10a
Official source text from the 13 November 2015 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.
Historical Rules · 13 November 2015
Official source text from the 13 November 2015 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.