Marvin

Marvin (real name - Tanngrisnr) is a goat that is owned by the Norse god Thor.

The Sword of Summer
Marvin and his brother Otis are commonly sacrificed by the god Thor and are reborn a short time after.

Trivia

 * Marvin's real name, Tanngrisnr, means snarler, since he does so quite often.
 * Marvin is annoyed by the fact that he gets sacrificed along with his brother every single time.