FTP identify this husband of Brunhilde and hero of the Ring Cycle.
In the Thioreskssaga, he was the grandson of the King of Spain, wielded the sword Garm, and rode the fearless horse Grani, an offspring of Sleipnir. After killing Fafnir he captured the Andvaranant and was married before falling under the spell of Grimhild. Forgetting his wife, he married Gundrun, and was eventually slain by Gundrun's brother Guttorm. FTP identify this husband of Brunhilde and hero of the Ring Cycle.
In the Thioreskssaga, he was the grandson of the King of Spain, wielded the sword Garm, and rode the fearless horse Grani, an offspring of Sleipnir.
Siegfried