Both in J. R. R. Tolkien's The Hobbit novel and in Peter Jackson's trilogy of film adaptations, Thorin II Oakenshield was obsessed with the treasure of Erebor, particularly the Arkenstone.

Thorin Oakenshield, the rightful heir, grew up haunted by the loss of his home and vowed to reclaim it. Determined, he gathered a company, including the unsuspecting Hobbit, Bilbo Baggins ...