The Last Oracle Other Books in This Series
The Doomsday Key
2009
The Skeleton Key: A Short Story Exclusive
2011
The Devil Colony
2011
Tracker: A Short Story Exclusive
2012
Bloodline
2012
The Eye of God
2013
The 6th Extinction
2014
The Midnight Watch
2015
The Bone Labyrinth
2015
Crash and Burn
2016
The Seventh Plague
2016
Ghost Ship
2017
The Demon Crown
2017
Crucible
2019
The Last Odyssey
2020