Historical Rules · 28 April 2017
Rule 100.4b
Official source text from the 28 April 2017 Rules release
In limited play involving individual players, all cards in a player’s card pool not included in his or her deck are in that player’s sideboard.
Historical Rules · 28 April 2017
Official source text from the 28 April 2017 Rules release
In limited play involving individual players, all cards in a player’s card pool not included in his or her deck are in that player’s sideboard.