She appears to favor battling over negotiating. Following the defeat of Herse Baugneson, Frigga sends envoys to the player during the Sleeping Lions II quest. During the Show your Strength quest, the player must defeat either Frigga or Sweom Hunusson, though the player can still defeat both.
Frigga is an anglicized form of the Old Norse goddess name, Frigg. She appears to be of Scandinavian origin, due to her surname using the suffix -dottir. This implies that her father's first name is Hengi.