A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander’s color identity.
January 25, 2019 · Ravnica Allegiance
A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander's color identity.
February 1, 2014 · Born of the Gods
A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander’s color identity.
September 30, 2011 · Innistrad
A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander's color identity.
June 17, 2011 · Commander 2011
A card with a basic land type may be included in a Commander deck only if each color of
April 1, 2011 · Duel Decks: Knights vs. Dragons
A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander's color identity.
February 4, 2011 · Mirrodin Besieged
A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander’s color identity.