Frozen Soul is a heroic tier feat.
The numbing bite of winter’s wind can cut as sharp as any blade. You have long weathered this cold, toughening the resilience of body and mind.[HoS:157]
Prerequisites: Constitution 13 or Wisdom 13
Benefit: You gain a +1 feat bonus to will, and resist 5 cold. The feat bonus increases to +2 at 11th level, and +3 at 21st level. The resistance increases to 10 at 11th level, and 15 at 21st level. [HoS:157]