13 books in series
The Orion War
The Orion War is a 15-book series with 13 released primary works first released in 2016 with contributions by M.D. Cooper, Amy DuBoff, and A.K. DuBoff.
#1
#1 of 13 in The Orion War
2017 • 1 Reader • 1,142 pages • 3
#4
#4 of 13 in The Orion War
2020 • 1 Reader • 822 pages • 3