Board Thread:Lore Discussion/@comment-26861588-20150814151511/@comment-9212235-20150903031934

177.34.181.193 wrote: It is said that his arrogance made him forsook his fate of "World Eater", instead wanting to rule and enslave all mortal races.

His return was foreseen by an Elder Scroll, though, and the Scrolls cannot fail. Except for when they do. The Scrolls are not every event that will happen. They are every event that could happen as long as events follow a specific path. If the Towers don't fail then the Wheel never turns on the LDB.