Roger Tiegs (born 18 June 1972 in Nordfjord), better known by his stage name, Infernus, is a Norwegian black metal musician and Satanist.[3][4] He is the sole founding member and chief ideologist of the Norwegian black metal band Gorgoroth, which was formed in 1992, as well as the founder and head of Forces of Satan Records. He is mainly a guitarist, but has also participated as bassist, drummer and vocalist on several recordings released both by Gorgoroth and other bands