Go ahead and begin reinstalling The Elder Scrolls IV: Oblivion. Trust me.
Previously available for German audiences only, the total conversion mod Nehrim – At Fate’s Edge now has an English translation. While this four-year project is clearly an RPG in the same vein as The Elder Scrolls, it is still its own thing; there are no ties to the series.
Perhaps the greatest aspect of open-world games is exploring the worlds themselves, and that’s exactly what you’ll get out of something like Nehrim. Go here to begin downloading it.
Massive Oblivion Mod ‘Nehrim’ English Translation Released [Shacknews]