The Legend of Prince Valiant season with the potential to become a major antagonist, is forgotten about until the very end of the second season. The characters of King Arthur, Queen Guinevere, Merlin, Sir Gawain, Sir Mordred, Lady Morgana, and Sir Kay are all major characters with origins in Arthurian legend. Also pulled from traditional lore are Camelot, the Knights of the Round Table, and Arthur's sword Excalibur. The general chivalric principles Camelot is famous for have been codified on this series as the New Order. In addition, the second-season episode "The Black Rose" features the characters of King Lot, King Uther, and Queen Igraine
Isles of Scilly land of Lyonesse, referred to in Arthurian literature, of which Tristan is said to have been a prince. This may be a folk memory of inundated lands, but this legend is also common among the Brythonic peoples; the legend of Ys is a parallel and cognate legend in Brittany as is that of in Wales. Scilly has been identified as the place of exile of two heretical 4th century bishops, Instantius and Tiberianus, who were followers of Priscillian. In 995, Olaf Tryggvason became King Olaf I of Norway. Born 960, Olaf had raided various European cities and fought in several