Brainicide - (Compilation) Heavy Artillery k7 (1990) (Parça: "Payment in Blood")
- Brutal Mentality K7 Demo (1990)
Winter's Bane Judas Priest Stüdyo Albümleri - Jugulator (1997)
- Demolition (2001)
Canlı Performanslar - '98 Meltdown (1998)
- Live in London (2003)
Deneme Albümleri - Metalogy (Sadece 4 parça; 2004)
Iced Earth - The Reckoning (2003)
- The Glorious Burden (2004)
- Overture of the Wicked (2007)
- Framing Armageddon (Something Wicked Part 1) (2007)
- Canlı Konser, Wacken 2007 (V.A., 2 live-songs, 2008)
- Festivals of the Wicked (DVD, 2011)
Beyond Fear Yngwie Malmsteen's Rising Force - Perpetual Flame (2008)
- High Impact (2009, Parça: "Beat It" Michael Jackson ile birlikte)
- Relentless (2010)
Solo Charred Walls of the Damned - Charred Walls of the Damned (2010)
- Cold Winds on Timeless Days (2011)
- Creatures Watching Over the Dead (2016)
Project Rock TBA (CD) (2016) | Hail! TBA (DVD) With Dio Disciples TBA (DVD) Destek albümleri - Kickstart my Heart: A Tribute To Mötley Crüe (Parça: "Louder than Hell", Bek vokal)
- One Way Street: A Tribute To Aerosmith (Parça: "Round and round")
- Michael Schenker - Heavy Hitters - "War Pigs" Parçasına Black Sabbath ile birlikte.
- Numbers from the Beast: An All Star Salute To Iron Maiden (Parça: "Flight of Icarus")
- Bat Head Soup: A Tribute To Ozzy (Parça: "Mr. Crowley")
- Butchering The Beatles: A Headbashing Tribute (Parça: "Hey Jude")
- Hell Bent Forever: A Tribute To Judas Priest (Parça: "Exciter")
- Sin-Atra (Parça: "Witchcraft")
- Ronnie James Dio - This Is Your Life (Japanese Edition) (Parça: "Stand up and Shout (live)")
- Immortal Randy Rhoads - The Ultimate Tribute Album(2015) (8 of 11 songs)[1]
- The Doom In Us All - A Tribute To Black Sabbath (Parça: "Children Of The Grave")
Diğerleri - Spawn - Round 2 (production, 1998)
- Soulbender - Demo (2008)
- Ellefson, Bittner, Grigsby & Owens - Leave It Alone (Memorial Track for Dimebag Darrell, iTunes release) (2008)
- Roadrunner United - The Concert (DVD, live, 2008) - "Abigail" parçasına King Diamond ile birlikte.
- We Wish You a Metal Xmas and a Headbanging New Year - "Santa Claus Is Back In Town" parçasına Elvis Presley ile birlikte.
- Neil Zaza (Free Download) (Parça: "Keep Yourself Alive", Queen)
- Avantasia - The Wicked Symphony (2010)
- The Claymore - Damnation Reigns (2010) - "Behind Enemy Lines" parçasına
- Memorain - Evolution (2011)
- Scheepers - Scheepers (2011) - "Remission of Sin" parçasına
- Desdemon - Through the Gates (2011) - "The Burning Martyr" parçasına
- Infinita Symphonia - A Mind's Chronicle (2011)
- Wolfpakk - Wolfpakk (2011) - "Wolfony" parçasına
- Absolute Power - Absolute Power (2011)
- SoulSpell - Hollow's Gathering (2012)
- T&N - Slave to the Empire (2012) - "Kiss of Death" parçasına
- Maegi - Skies Fall (2013)
- Marius Danielsen - The Legend Of Valley Doom Part 1 (2014)
- SoulSpell - We Got The Right (Helloween 30 Years Tribute) (2015)
- Carthagods - Carthagods (2015) - Vocals on "my favourite disguise"
- Operation: Mindcrime - Resurrection (2015) - "Taking on the World" parçasına
- Trick or Treat - Rabbits' Hill Pt. 2 - "They Must Die" parçasına
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