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Cold Resistance: A suit of armor or a shield with this property normally has a bluish, icy hue or is adorned with furs and shaggy pelts. The armor absorbs the first 10 points of cold damage per attack that the wearer would normally take (similar to the resist energy spell).
Cold Resistance, Improved: As cold resistance, except it absorbs the first 20 points of cold damage per attack.
Cold Resistance, Greater: As cold resistance, except it absorbs the first 30 points of cold damage per attack.