Stian Johannsen
Stian Johannsen is a Norwegian musician known under the stage names Occultus and Cultoculus, among others. He was briefly a vocalist and a bassist for the black metal band Mayhem. Occultus was in the band for a very short time in 1991 after the suicide of Dead.
He has also been in many other bands: Con Anima, Shadow Dancers, Thyabhorrent, Einar Grimm Group, Pussycunts, Perdition Hearse, and Soul Transition.