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Fenrir, a MythSource painting
Norse

Fenrir

The Fenris Wolf · The Great Wolf · Odin's Bane

01Identity

Fenrir grows from Loki and Angerboda’s wolf-cub into a vast and dangerous creature whom the gods cannot control. After he breaks Læding and Drómi, the gods bind him with Gleipnir, while Týr places his right hand in Fenrir’s mouth as a pledge against deceit and loses it when the wolf discovers the trick. At Ragnarök, Fenrir breaks free, kills and devours Odin, and is slain by Víðar.

Top questions
  • Who is Fenrir?

    Fenrir is a Norse being associated with Ragnarök and cosmic destruction, Odin's death, binding and captivity, the breaking of divine restraints.
    Source

    Source

    • Price, The Viking Way
    • Norse Mythology
    • The Oxford Companion to World Mythology
    • Dictionary of northern mythology
  • What is Fenrir associated with?

    Ragnarök and cosmic destruction, Odin's death, binding and captivity, the breaking of divine restraints
    Source

    Source

    • Price, The Viking Way
    • Norse Mythology
    • The Oxford Companion to World Mythology
  • Is Fenrir in God of War Ragnarök?

    Yes. It is linked here to Fenrir at Ragnarök.
  • What family links are recorded for Fenrir?

    Father: Loki, Mother: Angrboða, 2 children, 5 siblings.
  • What happens in Fenrir at Ragnarök?

    At Ragnarök, Fenrir broke free, killed and devoured Óðinn, and was slain by Víðar.
    Source

    Source

    • the ancient sources
    • Norse Mythology
  • What happens in Fenrir Is Bound by Gleipnir?

    After Fenrir accepts the test, the gods bind him with Gleipnir, but Tyr loses his right hand when the wolf discovers their deception.
    Source

    Source

    • the ancient sources
    • Norse Mythology
02Family

Parents above, children below, and the figure’s consorts named in between, the same family data as the fact box, laid out as a chart instead of a field list.

03The names

Fenrisúlfr

Fenrir's wolf-name

SourceDictionary of northern mythology

Hróðvitnir

Fame-wolf

SourceThe Oxford Companion to World Mythology

Vánagandr

Monster of the river Ván

SourceDictionary of northern mythology

04The myths

5 myths, each traced to its primary text and corpus sources, with 4 reviewed modern reworks linked where the evidence supports it.

Fenrir spurned against Læding, the fetter the Æsir had brought to test him. He had grown rapidly. First he was the size of a wolf, then a cave bear, and later a great elk. Tyr alone was not afraid of him. He played with Fenrir and fed him meat each day. The wolf ate more each day, while his strength and fierceness increased. Odin watched him with foreboding, for Fenrir had appeared in his dreams of the end of everything.

The Æsir had decided that Fenrir would become fatal to them, so they forged Læding in their smithies. Fenrir did not think it could hold him. When he strained against it, the fetter burst apart.

They then made a second fetter, called Drómi, from the strongest metal they could find. It included iron from the earth and iron that had fallen from the sky. Each link was too heavy for an ordinary man to lift. The Æsir told Fenrir that his strength would become known in all the worlds if he broke it, and that he would gain renown. Fenrir knew that he had grown stronger since breaking Læding, but accepted the risk. Drómi also burst apart when he strained against it.

In another account, the final binding uses a magic chain that resembles a strand of silken flax. Fenrir suspects a trick and refuses to be bound unless one of the gods places a hand between his jaws. Tyr steps forward and puts his right hand in the wolf’s mouth. The other gods fasten the chain around Fenrir.

Fenrir Breaks the First Chains, a MythSource painting of the scene

In the modern world

No modern rework confirmed yet.

1 source· checked 2026-08-19

  1. 1the ancient sourcesT1

    Quote

    Fenrir breaks the first two fetters, while Tyr places his hand in the wolf’s jaws when the gods bind him with the final chain.

    the ancient sources

Fenrir lay on his side as the gods prepared to bind him with Gleipnir. He had already broken large iron fetters, so he said that he could easily break the thin band. He would accept the test only if one god placed a hand in his mouth as a pledge against deceit. He feared that the gods would bind him and then leave him without help.

None of the gods offered a hand. Tyr, Odin’s son, stepped forward and placed his right hand between Fenrir’s jaws. One account says that Tyr had done this before, when Fenrir was a puppy and the two played together.

The gods wrapped Gleipnir around Fenrir. It appeared as a narrow ribbon, or as a shimmering trail, but it held his legs and left him unable to move. Odin told him to break the fetter. Fenrir strained, twisted, and pushed against it. Each effort made the band tighter and stronger. When he realised that the gods had deceived him, he bit down and severed Tyr’s hand. Tyr grasped the stump with his left hand and held it tightly.

The gods fixed Gleipnir to a great stone and drove it deep beneath the ground with another rock. Fenrir snapped at them as they worked, but they stayed beyond his jaws. He accused Odin of treachery. He said that, if Odin had not lied, he might have become a friend to the gods. Fenrir then threatened to kill Odin and eat the sun and moon at the end of all things. From that time, Tyr wielded his sword with his left hand and carried his shield on the stump of his right arm.

At Ragnarök, Fenrir will break free from his magical restraint. He will kill and devour Odin. Víðar, one of Odin’s sons, will avenge him by killing the wolf.

Fenrir Is Bound by Gleipnir, a MythSource painting of the scene

In the modern world

Nordens Guder

Book

Adam Oehlenschlager's 1819 epic poem includes a specific canto, 'Om Fenrisulven og Tyr' (On Fenrir and Tyr), retelling the gods' binding of Fenrir with Gleipnir and Tyr's sacrifice of his hand.

2 sources· checked 2026-08-19

  1. 1Norse MythologyT1
  2. 2the ancient sourcesT1

    Quote

    Gleipnir binds Fenrir after Tyr pledges his hand, and the wolf bites it off when the gods’ trick becomes clear.

    the ancient sources

Loki and Angerboda produced three offspring: Fenrir the wolf, Jörmungandr the serpent, and Hel. The gods had been warned that these children would cause great calamities. They dealt with them separately. Jörmungandr was cast into the deep ocean, where he grew until he encircled the earth. Hel was sent to Niflheim, where she became queen of the underworld. Fenrir remained among the Æsir and was brought up in their home.

Fenrir grew rapidly. He became the size of a wolf, then a cave bear, and then a great elk. Each day he ate more meat than the day before. He also became fiercer and stronger. The gods feared him, except Tyr, who continued to play with him and feed him each day. Odin watched Fenrir with foreboding. In his dreams, the wolf appeared at the end of everything, with topaz eyes and sharp white teeth.

The Æsir held a council and decided to bind Fenrir. They first brought heavy chains and shackles, presenting them as part of a game. Fenrir broke the first two restraints with ease. The gods then made a slender fetter called Gleipnir. It was made from the noise of a cat’s paw, a woman’s beard, the roots of a mountain, a bear’s sinews, a fish’s breath, and a bird’s spittle. Fenrir suspected deception and refused to let them place it on him. He agreed only after Tyr put his right hand into the wolf’s mouth as a pledge.

The Birth and Rise of Fenrir, a MythSource painting of the scene

In the modern world

No modern rework confirmed yet.

3 sources· checked 2026-08-19

  1. 1Treasury of Norse MythologyT1
  2. 2the ancient sourcesT1

    Quote

    Fenrir, Jörmungandr, and Hel are Loki and Angerboda’s offspring, and Fenrir grows among the Æsir until the gods bind him with Gleipnir.

    the ancient sources

  3. 3Norse MythologyT1

Fenrir broke free from his magical restraints as the final battle began. Óðinn rode from Valhöll directly towards the wolf. Gods, human dead, and beings from every world fought across the plain. Týr fought the hell-hound Garmr, Heimdallr fought Loki, and other opponents met in deadly duels. As the fighting continued, mortals fell a second and final time, along with beings that had lived in stones, forests, water, fire, ice, and air. Even the gods died.

Fenrir was larger than the sun and the moon. Óðinn thrust his spear into the wolf’s mouth, but Fenrir snapped it away. The wolf bit Óðinn, crunched him, and swallowed him. In the struggle nearby, Þórr smashed the World Serpent with his hammer. The serpent covered him with a fatal spray of venom, and Þórr fell dead.

Óðinn’s son Víðar watched his father die. He advanced as Fenrir gloated over Óðinn’s death. Víðar thrust one foot into the wolf’s lower jaw and killed him. One foot wore an ordinary shoe. The other wore a shoe made from pieces of leather that people had cut from the toes and heels of their shoes.

Fenrir at Ragnarök, a MythSource painting of the scene

In the modern world

God of War Ragnarök

Game

Fenrir, child of Loki and Angrboda as in the myth, dies early and Atreus binds his soul into the body of the wolf Garm. The game deliberately inverts his mythic role as Odin's killer into a companion who helps Kratos and Atreus survive Ragnarok instead.

Valkyrie Elysium

Game

Fenrir opposes Odin's true plan to hoard souls during Ragnarok and is fought and ultimately killed alongside Odin by the valkyrie protagonist. Fenrir remains the apocalyptic wolf at the centre of Ragnarok's climax even though the story inverts his allegiance.

2 sources· checked 2026-08-19

  1. 1Norse MythologyT1
  2. 2the ancient sourcesT1

    Quote

    Fenrir breaks free at Ragnarök, devours Odin, and is slain by Víðar, who sets one foot on his lower jaw and tears him apart.

    the ancient sources

Odin entered Vafþrúðnir’s hall disguised as a poor wanderer. He used the name Gagnrad and challenged the giant to a contest of questions. Odin had set out against his wife’s advice because he wanted knowledge of Ragnarök and wished to test his wisdom against Vafþrúðnir.

Vafþrúðnir asked Odin about the horse that draws day over mankind. Odin answered that the surviving question does not preserve its name, but says that its mane always gleams. The questions then turned to the sources of the moon and the sun. Vafþrúðnir said that Mundilfaeri was their father. The sun and moon circle through the sky each day and count the years for mankind.

The contest continued until Odin was allowed to question Vafþrúðnir. His questions concerned the ordering of the world and the events still to come. In the prophecy of Ragnarök, Fenrir catches or devours the sun. The sun’s daughter then follows the path her mother had taken. The prophecy places the sun’s destruction and the daughter’s continuation within the same final crisis.

Snorri’s prose account gives the sun’s pursuit to another wolf, Sköll. In that version, Sköll and his companion Hati chase the sun and moon and swallow them at Ragnarök. The poetic account connects the sun’s capture or devouring with Fenrir, who is also called Hrodvitnir in the notes to the poem. The sources therefore differ over which wolf takes the sun.

Fenrir Catches the Sun, a MythSource painting of the scene

In the modern world

Fenrir (2009)

Film

Fenrir wakes between the roots of Yggdrasil, breaks free of his bonds and climbs the tree to attack the sun, unaware a hero stands behind him. The Ragnarok pursuit and swallowing of the sun becomes one direct, isolated assault.

2 sources· checked 2026-08-19

  1. 1The Poetic EddaT1
  2. 2the ancient sourcesT1

    Quote

    The prophecy says that Fenrir catches or devours the sun, whose daughter follows the path her mother had travelled.

    the ancient sources

The film

The Underdrawing video on Fenrir embeds here once it publishes.

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