Warriors- the series 2

Other books have been released in addition to the main series, including six lengthier stand-alone novels entitled Firestar's Quest, Bluestar's Prophecy, SkyClan's Destiny, Crookedstar's Promise, Yellowfang's Secret, and Tallstar's Revenge. Also original e-book-only novellas called Hollyleaf's Story, Mistystar's Omen Cloudstar's Journey, Tigerstar's Fury, and "Leafpool's Wish" have been published. Five field guides and several volumes of original English-language manga, produced as a collaboration between HarperCollins and TOKYOPOP, have been published as well. Manga published after TOKYOPOP's shutdown is published by HarperCollins on its own. In addition to the books, the authors have also written several short stories and two plays. The Warriors series, with the exception of the manga, has been released in e-book format for popular e-readers such as the Barnes & Noble Nook and Amazon Kindle. The series has also been translated into several languages. In addition, the series has a website featuring games, promotional videos, quizzes, a message board, and news.