The Immortals is a 1-book series first released in 2009 with contributions by Cecelia Holland, Naomi Novik, Jonathan Stroud, Kage Baker, Jane Yolen, Adam Stemple, Liz Williams, Peter S. Beagle, Diana Gabaldon, Garth Nix, Sean Williams, Tad Williams, Harry Turtledove, Diana Wynne Jones, Gregory Maguire, Bruce Coville, Tanith Lee, Tamora Pierce, Mary Rosenblum, Andy Duncan, and Sam Sykes.