You live a hard life in a cold climate, and after enduring the hardships of many brutal winters, you’ve gained some benefit from the frozen environs.
Benefit(s): You treat extreme cold conditions as severe cold, and severe cold as cold weather conditions. You are not impacted at all by normal cold weather conditions. In addition, you do not become fatigued by frostbite or hypothermia.
Special: This feat is unaffiliated-a character need not be affiliated with the Mammoth Lords to select this feat.