User blog comment:DeathGodPrayer/Talk About What You Want!/@comment-24098614-20140301003208/@comment-1359322-20140301010550

Well Merlin was already mentioned as the creator of the current magic system Magician uses.

As to Mordred, even though it's not stated but Arthur and Le Fay would be Mordred's descendants too you know. Arthur and Le Fay are descendants of both King Arthur and Morgana Le Fay.