Werewolf: The Apocalypse Revised Tribebooks is a 12-book series with 12 primary works first released in 2001 with contributions by James Kiley, Ellen P. Kiley, Matthew McFarland, Brian Campbell, Jim Comer, Forrest B. Marchinton, Adam Tinworth, Chris Campbell, Bjorn T. Boe, Deirdre Brooks, Sean Riley, Bryan Armor, Chuck Wendig, Deena McKinney, Erin Flachsbart, Alia Ogron, and Brett Rebischke-Smith.