Thialfi
Thialfi takes the marrow and breaks the goat’s leg-bone.

Overview
Thialfi breaks a goat leg-bone in chapter 44, leaving the revived goat lame; Thor therefore takes him and Roskva. In Utgarda-Loki’s hall he races Hugi, only to learn that he had run against thought.
Key facts
Breaks the goat bone
Thialfi takes the marrow and breaks the goat’s leg-bone.
Races Hugi
Chapters 46-47 have Thialfi race Hugi, later revealed as thought.
Relationships
- Tanngrisnir and Tanngnjostrbreaks bone
Thialfi breaks a goat leg-bone, leaving the revived goat lame.
- Thortakes as servant
Thor takes Thialfi as a servant.
- Hugiraces
Thialfi races Hugi, later revealed as thought.
- Hrungnirmisleads by counsel
Thialfi misleads Hrungnir with counsel, causing him to put his shield under his feet.
Story appearances
- Thor and the Giant-World TestsThialfi
Thialfi takes the marrow and breaks the goat’s leg-bone.
- Oaths, Treasures and Giant AftershocksDuel helper
Thialfi first changes Hrungnir’s defence in the duel through speech.
Ancient sources
MythWeave distinguishes ancient-source evidence from later adaptations and modern interpretation.
- Snorri Sturluson, Prose Edda, Gylfaginning, Prose Edda, Gylfaginning chapter 44, Thor’s goats, Thialfi breaks a bone, the goats are revived, and Thialfi and Roskva become Thor’s servants
- Snorri Sturluson, Prose Edda, Gylfaginning, Prose Edda, Gylfaginning chapter 46, Loki, Thialfi and Thor take the eating, running, drinking, cat-lifting and wrestling tests
- Snorri Sturluson, Prose Edda, Gylfaginning, Prose Edda, Gylfaginning chapter 47, Utgarda-Loki reveals Logi as fire, Hugi as thought, the horn as the sea, the cat as Jormungandr and Elli as old age