The Guardians (1985–2018)
- Thunder of Hell (1985)
- Armageddon Run (1986)
- Brute Force (1987)
- The Guardians (1987)
- Hot Spell (2006)
- Demon Angel (2008)
- Demon Bound (2008)
- Demon Night (2008)
- Demon Forged (2009)
- Demon Blood (2010)
- Demon Marked (2011)
- The Guardians (2012)
- Guardian Demon (2013)
- Jack Frost (2018)