Tomb Raider Universe is a 18-book series with 18 released primary works first released in 2000 with contributions by Dave Stern, Michael Layne Turner, Bill O'Neil, Keu Cha, Mike Resnick, James Alan Gardner, E.E. Knight, Dan Jurgens, David Wohl, Dan Abnett, Nik Vincent, Mathilde Tamae-Bouhon, Rhianna Pratchett, Mariko Tamaki, Robert Atkins, S.D. Perry, Fiona Kai Avery, James Bonny, Collin Kelly, and Jackson Lanzing.