Standalone:

PLAGUE ZONE (2012)

POSITIVE (2015)

Monster trilogy:

1. MONSTER ISLAND (2005)
2. MONSTER NATION (2005)
3. MONSTER PLANET (2005)

Vampire series:

1. THIRTEEN BULLETS (2006)
2. 99 COFFINS (2007)
3. VAMPIRE ZERO (2008)
4. 23 HOURS (2009)
5. 32 FANGS (2012)

Werewolf series:

1. FROSTBITE (2009)
2. OVERWINTER (2010)

Jim Chapel missions:

1. CHIMERA (2013)
2. MINOTAUR (2013)
3. MYRMIDON (2013)
4. THE HYDRA PROTOCOL (2014)
5. THE CYCLOPS INITIATIVE (2016)