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This artifact enters tapped. As this artifact enters, choose a color. {T}: Add one mana of the chosen color.
Abilities, attacks, weakness & resistance
Other cards from Coldsnap
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Coldsteel Heart (CSP-136, foil) is a Snow artifact from the Coldsnap expansion. It enters the battlefield tapped and you choose a color as it enters, then you can tap it to add one mana of the chosen color. It provides fixed-color mana fixing for two generic mana and carries the Snow supertype, which can matter for cards that reference Snow permanents.
Catalog pricing data as of 4 May 2026, 22:53
