Born over 2500 years ago to the Unberogen tribe, his coming having been heralded by the twin-tailed comet Sigmar, alone of the chieftains of the 12 tribes, was possessed of a singular drive to put an end to the bloody tribal conflict that had riven his people apart. Sigmar Heldenhammer (meaning Hammer of the Goblins in Old Reikspiel), born as Sigmar Unberogen, is the eternal patron god of the Cult of Sigmar and the Empire, as well as its founder and principle war-god.