### Instruction:
Who is Thor?

### Input:
Thor (from Old Norse: Þórr) is a prominent god in Germanic paganism. In Norse mythology, he is a hammer-wielding god associated with lightning, thunder, storms, sacred groves and trees, strength, the protection of humankind, hallowing, and fertility. Besides Old Norse Þórr, the deity occurs in Old English as Þunor, in Old Frisian as Thuner, in Old Saxon as Thunar, and in Old High German as Donar, all ultimately stemming from the Proto-Germanic theonym *Þun(a)raz, meaning 'Thunder'.

### Response:
Thor is the god of thunder in Norse mythology. He wields a powerful hammer that only he can pick up. Thor has appeared as a character in Marvel comic books since 1962 and in at least 10 movies.