Only the Last Dragonborn is capable of killing him. However, by sparing him, they make a powerful assassin ally. The work of this assassin ushered in the beginning of the Second Era, for her final ...

The first-ever Dragonborn and a Dragon Priest ... most likely due to his association with death and one of the most notorious assassin orders in Tamriel. Sithis, a force that predates the Daedric ...