Historical Rules · 13 July 2013
Rule 400.10a
Official source text from the 13 July 2013 Rules release
Cards in a player's sideboard are outside the game. See rule 100.4.
Historical Rules · 13 July 2013
Official source text from the 13 July 2013 Rules release
Cards in a player's sideboard are outside the game. See rule 100.4.