Sorry for bringing back a dead thread...
Some of it might be wrong but here's a list:
Year Format - Band - Album (Instrument(s))
1988 Demo - Brejn Dedd - The First Demo (Drums, vocals)
1988 Demo - Brejn Dedd - Ugly Tape (Drums, vocals)
1998 Demo - Unicorn - A Collection of Worlds, part I (Vocals, drums)
1989 Demo - Brejn Dedd - Born Ugly (Drums, vocals)
1989 Demo - Edge of Sanity - Euthanasia (Vocals)
1999 Demo - Unicorn - A Collection of Worlds, part II (Vocals, drums)
1990 Demo - Brejn Dedd - The Ugly Family (Drums, vocals)
1990 Demo - Edge of Sanity - Kur-nu-Gi-A (Vocals)
1990 Demo - Edge of Sanity - The Dead (Vocals)
1990 Demo - Edge of Sanity - The Immortal Rehearsals (Vocals)
1990 Demo - Masticate - Desecration (Guitar Bass Vocals)
1990 Demo - Pan.Thy.Monium - ...Dawn (Bass, keyboards)
1991 Demo - Altar - No Flesh Shall Be Spared (Keyboards)
1991 Full-length - Edge of Sanity - Nothing But Death Remains (Vocals)
1991 EP - Incision - Infest Incest (Vocals, maybe more?)
1991 Demo - Incision - Perverted Possession (Vocals, maybe more?)
1991 EP - Pan.Thy.Monium - Dream II (Bass, keyboards)
1991 Demo - Unicorn - The Weirdest of Tales (Vocals, drums)
1992 Split - Altar - Ex Oblivione / The Fragile Concept of Affection (Keyboards)
1992 Demo - Altar - Rehearsal 09.02.92 (Keyboards)
1992 Demo - Edge of Sanity - Dead But Dreaming (Vocals)
1992 Full-length - Edge of Sanity - Unorthodox (Vocals, piano)
1992 Full-length - Maceration - A Serenade of Agony (Vocals, keyboards)
1992 Full-length - Pan.Thy.Monium - Dawn of Dreams (Bass, keyboards)
1991 Demo - Unicorn - After Before (Vocals, drums)
1993 EP - Edge of Sanity - When All Is Said (Vocals)
1993 Promo - Edge of Sanity - Darkday (Vocals)
1993 Demo - Edge of Sanity - Lost (Vocals)
1993 Demo - Edge of Sanity - The Spectral Sorrows Demos (Vocals)
1993 Full-length - Edge of Sanity - Spectral Sorrows (Vocals, piano)
1993 Full-length - Overflash - Threshold to Reality (Drums)
1993 Full-length - Pan.Thy.Monium - Khaooohs (Bass, keyboards)
1993 Single - Route Nine - Before I close My Eyes Forever (Vocals, guitars, bass, keyboards)
1993 Demo - Total Terror - Demo (Guitars, vocals)
1993 Full-length - Unicorn - Ever Since (Vocals, drums)
1994 EP - Edge of Sanity - Until Eternity Ends (Vocals)
1994 Full-length - Edge of Sanity - Purgatory Afterglow (Vocals)
1994 EP - Total Terror - Unreleased E.P. (Guitars, vocals)
1995 Full-length - Godsend - In The Electric Mist (Keyboards)
1995 Full-length - Nightingale - The Breathing Shadow (Vocals, guitars, keyboards)
1995 Full-length - Unicorn - Emotional Wasteland (Vocals, drums)
1996 Full-length - Diabolical Masquerade - Ravendusk in my Heart (Drums, backing vocals, keyboards)à
1996 Full-length - Edge of Sanity - Crimson (Vocals)
1996 EP - Infestdead - Killing Christ (Guitars, bass, drum programming)
1996 Full-length - Nightingale - The Closing Chronicles (Vocals, guitars, keyboards)
1996 Full-length - Overflash - Silent Universe (Drums)
1996 Full-length - Pan.Thy.Monium - Khaooohs & Kon-Fus-Ion (Bass, keyboards)
1996 Full-length - Vinterland - Wings Of Sorrow (Welcome My Last Chapter) (Keyboards)
1997 Full-length - Diabolical Masquerade - The Phantom Lodge (Drums, backing vocals, keyboards)
1997 Full-length - Edge of Sanity - Infernal (Vocals)
1997 Full-length - Godsend - A Wayfarer's Tears (Vocals, keyboards)
1997 Full-length - Infestdead - Hellfuck (Guitars, bass, drum programming)
1998 Full-length - Dan Swanö - Moontower (Everything)
1998 Full-length - Diabolical Masquerade - Nightwork (Drums, backing vocals, keyboards)
1998 EP - Steel - Heavy Metal Machine (Vocals)
1999 Full-length - Infestdead - JesuSatan (Guitars, bass, drum programming)
1999 Full-length - Katatonia - Tonight's Decision (Drums)
1999 EP - Odyssey - Odyssey (Vocals, drums keyboards)
2000 EP - Bloodbath - Breeding Death (Drums)
2000 Full-length - Nightingale - I (Vocals, guitars, keyboards)
2001 Full-length - Diabolical Masquerade - Death's Design (Drums, backing vocals, keyboards)
2001 EP - Karaboudjan - Sbrodj (Vocals)
2001 EP - Route Nine - The Works (Vocals, guitars, bass, keyboards)
2002 Full-length - Bloodbath - Resurrection Through Carnage (Drums)
2002 Demo - Ripspreader - Demo 2002 (Drums, guitars)
2003 Demo - Another Life - Another Life (Drums, keyboards, guitar solo)
2003 Demo - Edge of Sanity - Infernal Demos (Vocals, guitars, bass)
2003 Full-length - Edge of Sanity - Crimson II (Vocals, guitars, bass, keyboards, drums)
2003 Full-length - Nightingale - Alive Again (Vocals, guitars, keyboards)
2004 Full-length - Bloodbath - Nightmares Made Flesh (Guitars)
2004 Full-length - Nightingale - Invisible (Vocals, guitars, keyboards)
2004 Full-length - Ripspreader - Bolted to The Cross (Drums, guitars)
2004 Full-length - Second Sky - Souldiving (Vocals, piano, keyboards, guitars)
Guest performances:
1993 Full-length - Dissection - The Somberlain (Vocals, keyboards)
1995 Full-length - Mörk Gryning - Tusen År Har Gått (Percussions)
1995 EP - Darkified - A Dance on the Grave (Keyboards, guitars)
1996 Full-length - Therion - Theli (Vocals)
1996 Full-length - Godgory - Sea of Dreams (Vocals)
1997 Full-length - Exhumation - Seas Of Eternal Silence (Keyboards)
1997 Full-length - De Infernali - Symphonia De Infernali (Vocals)
2002 Full-length - Star One - Space Metal (Vocals)
2002 Full-length - Mactätus - Suicide (Vocals)
2004 EP - Canopy - During Day One (vocals, guitars)
2004 MCD - Mahlstrøm - Nordlys (Vocals)
2004 Full-length - Jigsore Terror - World End Carnage (vocals)
2005 Full-length - Novembers Doom - The Pale Haunt Departure (Vocals)
Misc.:
1999 - Edge of Sanity - Evolution (Best Of)
2000 - Infestdead - Hellfuck & Killing Christ (Compilation of both albums)
