Rahgot is a high-ranked dragon priest whose sarcophagus is in Forelhost, on the mountain peak south-southeast of Riften. He wields a dragon priest staff, and carries his eponymous mask.
Rahgot led the last remnants of the Dragon Cult until a legion of King Harald's soldiers discovered his hidden stronghold.
For historical information, see the lore article.
Rahgot knows the following spells: Greater Ward, Conjure Flame Atronach, Fireball, Ebonyflesh, Command Daedra, Incinerate, and Flame Cloak.