The Sword of Destiny is a sword that appears in the episode, "The Hero". When Wander takes the sword, Sir Brad Starlight complains as if Wander hasn't even read the prophecy. When Brad takes the sword out of the pedestal, it's broken apart.
According to Sir Brad Starlight, the sword was forged from the fires of a collapsed stars. He also mentioned that the creators of the swords were the Andromeda Lords.