Undercover

Witchburner - Blasphemic Assault (1998)
Thy Majesty - German Black Metal Art (1999)
3,25 (10)
Joseph Arthur - Vacancy (1999)
Dogma Antichrist - Zarathustra (2000)
Witchburner - Incarnation of Evil (2001)
Graven - Perished and Forgotten (2002)
4,50 (1)
Ad Hominem - A New Race for a New World (2003)
Zarathustra - Perpetual Black Force (2003)
Besatt - Sacrifice for Satan (2004)
Eradication - The Great Cleaning (2004)
Graven - The Shadows Eternal Call (2005)
Witchburner - Final Detonation (2005)
3,50 (1)
Morrigan - Headcult (2005)
Corpus Christii - The Torment Continues (2005)
Besatt - Black Mass (2006)
Morrigan - Welcome to Samhain (2006)
Besatt - Triumph of Antichrist (2007)
Ad Noctum - Arrogance (2008)
Blackhorned - Lost in a Twilight World (2008)
Blizzard - The Return of Pure Filth & Mayhem (2008)
Funerarium - Nocthule (2008)
Blizzard - The Roaring Tanks of Armageddon (2009)
Besatt - Demonicon (2009)
Barbatos / Blizzard - United Metal Punks (2010)
Blackhorned - Dark Season (2010)
Funereus - Bestial Invocation (2010)
Ad Baculum - Blackness Doctrine (2011)
Irrlycht - Schatten des Gewitters (2011)
Witching Hour - Past Midnight... (2011)
Funerary Bell - The Coven (2011)
Xeper - Matrix Divina Satanas (2011)
Blizzard - Fuck the Universe (2012)
4,00 (1)
Nocturnal Witch - Summoning Hell (2014)
Bastardizer - Dawn of Domination (2018)
Eric Bogle - Plain and Simple (2020)
Devouring Void - Across the Eternal Nothingness (2024)