Historical Rules · 25 September 2014
Rule 400.10a
Official source text from the 25 September 2014 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.
Historical Rules · 25 September 2014
Official source text from the 25 September 2014 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.