The Dark Empire Sourcebook, a product of West End Games, serves as an expansion for their Star Wars: The Roleplaying Game. Authored by Michael Allen Horne, its initial release occurred in June of 1993.
This sourcebook offers a summary and in-depth exploration of the storyline presented in the Star Wars: Dark Empire comic books. Furthermore, it provides game statistics compatible with the roleplaying game for characters, starships, vehicles, droids, and weaponry featured in the comics. Additional content is present which serves to integrate the comic's narrative into the broader context of the Expanded Universe.