Historical Rules · 23 August 2019
Rule 202.2
Official source text from the 23 August 2019 Rules release
An object is the color or colors of the mana symbols in its mana cost, regardless of the color of its frame.
Historical Rules · 23 August 2019
Official source text from the 23 August 2019 Rules release
An object is the color or colors of the mana symbols in its mana cost, regardless of the color of its frame.