 After finding the Separatist encampment, Obi-Wan fights Grievous and kills him with an abandoned blaster.When Palpatine—who is secretly the Sith Lord Darth Sidious, the mastermind of the war—issues Order 66 to have the clone troopers turn on the Jedi, Obi-Wan survives the attempt on his life and escapes, rendezvousing with Yoda and Senator Bail Organa (Jimmy Smits) of Alderaan aboard Organa's ship, "Tantive IV".Returning to Coruscant, he and Yoda discover that every Jedi in the Jedi Temple has been murdered.