In traditional lore, the hammer is the signature weapon of Thor, the god of thunder, and is described as one of the most powerful objects in the Nine Worlds.
The "Hammer of Thor," or , is a cornerstone of both ancient Norse mythology and modern popular culture. Depending on your interest, it represents either a divine instrument of protection or the central focus of a high-stakes adventure in Rick Riordan’s Magnus Chase series. 1. Mjölnir in Norse Mythology The Hammer of Thor