Due to the popularity of the game, and the general demand, a sequel was released, featuring lightsabers and Force powers: Dark Forces II: Jedi Knight (1997) and an expansion, Jedi Knight: Mysteries of the Sith (1998). The two first games spun off the Dark Forces novellas based on the plot as well as the background history: * Dark Forces: Soldier for the Empire * Dark Forces: Rebel Agent * Dark Forces: Jedi Knight The documents, The Dark Forces Saga and Kyle Katarn's Tale released by Wizards of the Coast, have expanded more on the background of the stories and the history of characters.