- "Den rejsende" (1980)
- "The Dragons of Astivar" (1985)
- "The Blood of Amber" (1986)
- "The Winds of Fate" (1987)
- "The Shores of Tomorrow" (1988)
- "Drømmenes by" (1989)
- "Kaosmesteren" (1990)
- "The Warrior's Quest" (1991)
- "The Fate of the Dragon Lord" (1992)
- "The Dawn of Twilight" (1993)
- "The War of Dragons" (1994)
- "Atlantis fald" (1995)
- "The Rise of Merlin" (1996)
- "The Lost City of Gold" (1997)
- "Skyggernes ø" (1998)
- "The Return of the Phoenix" (1999)
- "The Secret of the Sphinx" (2000)
- "The Legend of King Arthur" (2001)
- "Faraos forbandelse" (2002)
- "Den sidste tempelridder" (2003)
- "Søgen efter den hellige gral" (2004)
- "Krystalkraniet" (2005)
- "Slangens tand" (2006)
- "The Gates of Eternity" (2007)
- "Dommedagsnøglen" (2008)
- "Den sidste profeti" (2009)
- "The End of Days" (2010)
- "Den sidste kamp" (2011)
Faglitteratur:
- "The Cambridge Companion to Science Fiction" (2003)
- "The Cambridge Companion to Horror Fiction" (2005)
- "The Cambridge Companion to American Gothic Literature" (2008)
- "The Cambridge Companion to Fantasy Literature" (2012)
- "The Oxford Handbook of Science Fiction" (2014)
- "The Oxford Handbook of Fantasy Literature" (2015)