Uther Pendragon is a legendary figure in Arthurian legend, known as the father of King Arthur. He is often depicted as a powerful and ambitious king of Britain who sought to unite the realm. Uther's reign is marked by his desire to claim the throne and his struggles against rival factions. Uther is famously associated with the magical sword Excalibur, which he obtained through the help of the wizard Merlin. His story includes themes of love, betrayal, and destiny, particularly in his relationship with Igraine, Arthur's mother. Uther's legacy is foundational to the tales of the Knights of the Round Table.