Titles by William King marked with tag: science fantasy
- 2017 - The Macharian Crusade Omnibus
- 2014 - Fall of Macharius
- 2013 - Fist of Demetrius
- 2012 - Angel of Fire
- 2009 - Space Wolf: The Second Omnibus with Harry Heckel and Jeff Smith (I)
- 2007 - The Space Wolf Omnibus
- 2003 - Wolfblade
- 2002 - Grey Hunter
- 2000 - Ragnar's Claw
- 1999 - Space Wolf