Morgan le Fay, also called Morgaine, Morgan or Morgana, is a powerful sorceress in the Arthurian legend. She was King Arthur’s half-sister and enemy. In some legends she is said to have borne Arthur's child, Mordred. Morgan le Fay is said to have been quite powerful, she hated King Arthur even as he was her half-brother (She is also said to have wiped out most of the Templar Knights). She is as well one of the main antagonist's of the Grey Griffins book series.