User blog comment:Equillibrium/Elder Scrolls Online Gets Graphic Overhaul/@comment-13446185-20130926220112/@comment-16047389-20130930152632

Emperor title works because it is infact unique. Like Timeoin said, it gives the players something to strive. This applies both faction wise and as an individual player. You can have multiple "Generals" but you can only have one Emperor. Having the title means that not only is your faction the best, but that you were infact the best of the best.