Edit the existing vanilla liches to create these creatures.Of all the Emperors of Cyrodiil, Reman had perhaps the greatest number of mages and wizards in his service. It is said that he was greatly fond of their tricks and amusements, and encouraged them to seek out ever greater power against all risks. As a result, more than one court-mage bartered away his soul to the coffers of Oblivion for a chance at eternal life. These enemies are basically liches.
Concept by Ateiggaer: