- Series: O.C.L.T. Universe Series Record # 49930
- Series Tags: thriller (5), occult (3), paranormal suspense (3), urban fantasy (3), historical fantasy (2), fantasy (1), horror (1), private investigators (1)
- O.C.L.T. Universe
- 1 O.C.L.T.
- 1 Brought to Light (2011) [SF] by Aaron Rosenberg
- 2 The Parting (2012) by David Niall Wilson
- 3 The Temple of Camazotz (2011) [SF] by David Niall Wilson
- 4 Incursion (2012) by Aaron Rosenberg
- 5 Crockatiel (2015) by David Niall Wilson
- 6 Digging Deep (2018) by Aaron Rosenberg
- 7 The Noose Club (2018) by David Bischoff
- No Laughing Matter (2012) by Kurt M. Criscione
- Disciples of the Serpent (2018) by Sidney Williams
- Focal Point (2022) by Aaron Rosenberg
- 2 Order of the Air
- 1 Lost Things (2012) by Jo Graham and Melissa Scott
- 2 Steel Blues (2013) by Jo Graham and Melissa Scott
- 3 Silver Bullet (2014) by Jo Graham and Melissa Scott
- 4 Wind Raker (2014) by Jo Graham and Melissa Scott
- 5 Oath Bound (2016) by Jo Graham and Melissa Scott
- The Order of the Air Omnibus (2015) [O/1-3] by Jo Graham and Melissa Scott
- 1 O.C.L.T.