Historical Rules · 1 October 2009
Rule 400.10a
Official source text from the 1 October 2009 Rules release
Cards in a player's sideboard are outside the game. See rules 100.4.
Historical Rules · 1 October 2009
Official source text from the 1 October 2009 Rules release
Cards in a player's sideboard are outside the game. See rules 100.4.