Historical Rules · 14 November 2025
Rule 400.11a
Official source text from the 14 November 2025 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.
Historical Rules · 14 November 2025
Official source text from the 14 November 2025 Rules release
Cards in a player’s sideboard are outside the game. See rule 100.4.