Thor, the Norse God of thunder, had a few notable companions throughout his mythical tales. One of his most famous sidekicks is Loki, the mischievous god of trickery. Another term for Thor's sidekick is "companion," which could refer to any of his allies throughout his adventures. Other synonyms could include "partner," "assistant," or "ally," which also encompass the idea of someone who helps and supports Thor. In some tales, Thor even teams up with other gods such as Odin or Freyja, making them his temporary sidekicks. Regardless of which term is used, Thor's sidekick is an important role in his mythology and often plays a significant part in his success.