Agravain

Sir Agravain or Sir Agravaine is a nephew of King Arthur and a Knight of the Round Table in Arthurian legend. He is the second son of King Lot of Orkney and Lothian and Morgause, full brother to Gawain, Gaheris and Gareth. His half-brother and most frequent associate in the Post-Vulgate Cycle is Mordred. His mother's parents were Gorlois and Igraine; she was a sister of Elaine and Morgan le Fay and maternal half-sister to King Arthur.