23 books • 4 series
Book #1: Mission: Black
Book #2: Mission: Armor
Book #3: Mission: Anaconda
Book #1: Blood and Bones
Book #2: Fire and Earth
Book #3: Awakening
Book #4: Forsaken
Book #5: Hallowed Ground
Book #1: Hunted
Book #2: Warrior
Book #3: Empire
Book #4: Legacy
Book #5: Origins
Book #1: The Darkest Night
Book #2: Rites of Passage
Book #3: Of Flames and Crows