- 1980 - Invasion
- 1981 - Mark of the Beast
- 1982 - Metal
- 1983 - Crystal Logic
- 1985 - Open The Gates
- 1986 - The Deluge
- 1987 - Mystification
- 1988 - Out of the Abyss
- 1990 - The Courts of Chaos
- 1992 - The Circus Maximus
- 2001 - Atlantis Rising
- 2002 - Spiral Castle
- 2005 - Gates of Fire
- 2008 - Voyager
- 2011 - Playground of the Damned
- 2013 - Mysterium
- 2015 - The Blessed Curse
- 2017 - To Kill A King
