User blog comment:Draevan13/Thoughts on TES IV: Oblivion./@comment-5046408-20130307130614/@comment-26474238-20130307213429

It is repeatably stated through TES series that prophecies are never set in stone, and that sometimes even 'Dragon Breaks' or re-writings of the Elder Scrolls are known to occur. And my examples were allusions of his allusions, stating that the Hero of Kvatch could be a murderous Daedra lover, etc. (You can't join Mehrune's cause in Oblivion, and most are always hostile towards them.)