Star Wars: The Force Unleashed (project) discarded from the current "Star Wars" canon and reassigned as part of the "Legends" non-canonical stories, preventing the video game series representing it from continuing further past "Unleashed II". "Star Wars: The Force Unleashed" tells the story of Darth Vader's secret apprentice, code-named "Starkiller" but born Galen Marek, as he hunts down the remaining Jedi after Emperor Palpatine orders them killed. Set between "" and "Star Wars: Episode IV – A New Hope", the story explores the aftermath of the Great Jedi Purge as well as the rise of Darth Vader. The events of "The Force Unleashed" are "pivotal" in
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".