Historical Rules · 8 June 2018
Rule 400.10a
Official source text from the 8 June 2018 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.
Historical Rules · 8 June 2018
Official source text from the 8 June 2018 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.