The Art of Star Wars that might have been" in the final production design, and that challenges the "authorial singularity and originality" that normally surrounds the works of a Hollywood auteur. The first volume has been called the definitive work on the development of the cinematographic art of Star Wars, a body of creative works that heavily influenced later films. The first book presents some of the earliest concept sketches of a number of now-familiar characters of the "Star Wars" universe, including early impressions of the helmet of Darth Vader, the droids C-3PO and R2-D2, Imperial stormtroopers, and the alien clientele of the Mos Eisley
Star Wars: Episode III – Revenge of the Sith state to fight a Sith Lord. These are a few examples of many descriptions of characters' feelings and inner narrative. There are even some humorous lines added in, including extra dialogue in the battle between Grievous and Obi Wan - Grievous says, "I was trained by Count Dooku," and Obi-Wan replies, "What a coincidence; I trained the man who killed him." An official prequel novel, "Labyrinth of Evil" () by James Luceno, was published in 2005. It is set near the end of the Clone Wars and directly before the events of "Star Wars: Episode III Revenge of the Sith".