Board Thread:Lore Discussion/@comment-4984687-20140726081704/@comment-174.112.216.205-20140804153350

189.114.194.136 wrote: He returned permanently, as he was free'd from the curse when Hero of Kvatch defeated him in the battle, and before Jyggalag departing, he named the Hero of Kvatch as the new Prince of Madness, Sheogorath.

"His defeat, however, released Jyggalag from his curse. Jyggalag, again free to wander Oblivion in his true form, disclosed his story to the Champion and named him the new Prince of Madness before departing." you have to feel bad for the hero of kvatch they had to watch all they're friends die and was probaly driven mad because of it.