King Arthur (Tales of Arcadia)

King Arthur (later called the Green Knight) was one of the primary antagonists in the Tales of Arcadia franchise, serving as the central antagonist of Wizards and a cameo antagonist in the 3Below episode, "Race to Trollmarket".

He was the king of Camelot, until he was corrupted by his own prejudice that was strengthened by the loss of his beloved Queen Guinevere. He later became an entity of great darkness, courtesy of the Arcane Order. He was formerly guided by his former court wizard/advisor, Merlin, former wielder of the mighty sword, Excalibur, and the brother of Morgana.