Book of Sith: Secrets from the Dark Side is a reference book on the Sith Order and the dark side of the Force by Daniel Wallace. It was released on February 10, 2012 bundled with a collector’s case and additional items. It was released on April 16, 2013 without the case or additional items.
The book was released again in August 2014 as part of a Deluxe Box Set with The Jedi Path that included two art prints depicting figures from Sith and Jedi history, and again in September 2016 as Star Wars: Secrets of the Galaxy Deluxe Boxed Set with the Imperial Handbook and Bounty Hunter Code