Board Thread:General Discussion/@comment-24.119.198.177-20130930002431/@comment-78.149.37.214-20170110193602

"After being defeated, Jyggalag named the Hero of Kvatch the new Daedric Prince of Madness before departing to wander the voids of oblivion." " It is later believed that the  Hero of Kvatch  gains immortality by replacing him as the new Madgod". Those are from the wiki and they suggests that the hero of kvatch REPLACED him as the daedric prince of madness and did not BECOME him.