• The Skeleton Key
• The Last Oracle
• The Judas Strain
• Black Order
• Sandstorm
• Ghost Ship
• The Devil Colony
• Subterranean
• The Doomsday Key
• The 6th Extinction
• Bloodline
• Jake Ransom and the Howling Sphinx
• The Midnight Watch
• Map of Bones
• The Demon Crown
• Deep Fathom
• Sigma Guide
• Kowalski's in Love
• Jake Ransom and the Skull King's Shadow
• Excavation
• The Seventh Plague
• Tracker
• Altar of Eden
• Unrestricted Access: New and Classic Short Fiction
• Indiana Jones and the Kingdom of the Crystal Skull
• Crucible
• The Eye of God
• The Bone Labyrinth
• The Last Odyssey: A Thriller
• Unrestricted Access
• Amazonia
• Blood Brothers: A Short Story Exclusive
• Map of Bones: A Sigma Force Novel
• Tracker (sigma force)
• The Skeleton Key (sigma force)
• Sigma Force 10 - The Sixth Extinction
• Tracker: A Short Story Exclusive
• Innocent Blood
• Map of Bones sf-2
• The Eye of God: A Sigma Force Novel
• The Eye of God: A Sigma Force Novel sf-9
• The Pit
• Indiana Jones and the The Kingdom Of The Crystal Skull
• The Last Oracle (2008) sf-5
• City of Screams
• The Doomsday Key and The Last Oracle with Bonus Excerpts
• The Judas Strain sf-4
• Blood Infernal
• The Demon Crown: A Sigma Force Novel
• War Hawk: A Tucker Wayne Novel
• SANDSTORM sf-1
• Bloodline: A Sigma Force Novel
• Amazonia: a novel
• The Last Oracle: A Sigma Force Novel
• City of Screams (the order of the sanguines)
• Ghost Ship: A Sigma Force Short Story
• The Doomsday Key: A Sigma Force Novel