Fenris Wolf

The Fenris Wolf is a large Asgardian wolf originating from Marvel Comics. He is adversary to the Norse god Thor Odinson. A live-action version of the character will appear in Thor: Ragnarok.

The Fenris Wolf was created by Stan Lee and Jack Kirby.

The Avengers: Earth's Mightiest Heroes
The Fenris Wolf appears in the episode "Meet Captain America". It was one of the mythical specimens that were captured by Red Skull upon discovering an entrance to Asgard.

Ultimate Spider-Man
The Fenris Wolf appears in the two-part episode "Avenging Spider-Man" as a test subject for the Venom symbiote conducted by Loki among the other Asgardian creatures.

Avengers Assemble
In the episode "A Friend in Need", the wolf is shown incarcerated in Asgard prison, while its history with Tyr being briefly mentioned by Thor.

Thor: Ragnarok
The wolf will appear in the film as an ally to Hela.