a dragon, a son of Hreidmar and the brother of Otter and Regin: he killed Hreidmar for the cursed treasure of Andvari and was killed in turn by Sigurd at the instigation of Regin.
the son of Sigmund and Hjordis and the husband of Gudrun. He kills the dragon Fafnir, acquires the treasure of Andvari, wins Brynhild for Gunnar, and is finally killed at the behest of Brynhild, whom he had once promised to marry: corresponds to Siegfried of the Nibelungenlied.
