Gregor

Gregor was the husband of Jaden Muirden and the father of Edwin Muirden. He and his wife were sorcerers that followed the ways of the Old Religion and were teaching their son the use of magic. They were friends with Gaius. When the Queen died in childbirth, King Uther began to prosecute all forms all magic and executed everyone that he caught practicing magic. Jaden and her husband suffered this fate, they were sentenced to be burned at the stake. When they were being burned, Edwin tried to save his parents but only being disfigured by the fire. Many years later Edwin returned to Camelot to avenge his parents death by killing Uther, but he was killed by Merlin. According to Gaius, Gregor and Jaden started to practise Dark Magic.