He has been waging magical war against Dyfed because he is a friend of Gwawl, whom Pwyll, Pryderi's father humiliated.
主教他展開了對戴伏德的魔法戰爭，因為他是Gwawl的好友，Gwawl就是Pryderi的爸爸Pwyll羞辱的那個人。