Samuro Samuro was a Jedi Knight who lived centuries before the onset of the Clone Wars . He recognized the threat posed by the energy vampire Countess Rajine and imprisoned her and the victims of her life - draining powers on a remote world . Samuro used the Force to raise a barrier over the world , sacrificing himself to ensure that Rajine and her victims could not leave the planet . Sometime before his death , Samuro recorded a message for Rajine in his Jedi holocron and instructed his droid , Z - 18 , to give it to the Jedi who would eventually arrive on the world . Centuries later , during the Clone Wars , the Jedi Master Mace Windu arrived on Rajine ' s world . After Windu was captured and imprisoned by Rajine , Z - 18 freed the newly arrived Jedi and gave him Samuro ' s holocron . Once Windu confronted Rajine and activated the holocron , Samuro ' s image and Windu recited an incantation that freed the life - forces of Rajine ' s zombies . The victims then turned against the countess and killed her . Biography . Samuro was a male Jedi Knight who lived centuries before the Clone Wars . He acknowledged the threat that was posed by the Jedi Countess Rajine , who was an energy vampire capable of draining the life - forces from sentients . Samuro imprisoned Rajine and her victims in a city on a remote planet , sacrificing himself by using the Force to raise a barrier over the world to ensure that Rajine and her victims could not leave the planet . After his death , Samuro left behind his lightsaber and droid , Z - 18 , whom Rajine kept in her service . He also left a Jedi holocron with Z - 18 , instructing the droid to give it to a Jedi who would eventually come to Rajine ' s world . During the Clone Wars several hundred years later , the Jedi Master Mace Windu arrived at the city on Rajine ' s planet searching for the Alpha - 2 Squad of clone troopers . He was captured by Rajine and her zombies and imprisoned within the city . However , Z - 18 freed Windu and revealed to the Jedi Master that he had served Samuro . The droid gave Windu his master ' s holocron , stating that Samuro had said that Windu would know what to do with it and when . Windu confronted Rajine — who destroyed Z - 18 for his part in freeing Windu — and activated the holocron , which contained a message from Samuro to Rajine . Samuro ' s message stated that while he alone was not powerful enough to defeat Rajine , he would be able to defeat her with the assistance of another Jedi . The message revealed that when he and Windu spoke the " words of banishment , " the life - forces of Rajine ' s victims would be freed from her control . Together , Samuro ' s image and Windu recited the incantation ; the zombies subsequently turned against Rajine and killed her . Personality and traits . Samuro was a Jedi Knight who served the Jedi Order . He recognized the threat that his fellow Jedi Rajine posed as an energy vampire and imprisoned her on a remote world . Samuro also recognized that he was not powerful enough to destroy her , and he was willing to sacrifice himself in order to trap Rajine and her victims on the planet . In his message to Rajine in his holocron , Samuro stated that as a Jedi he could not seek revenge . However , he was not opposed to allowing Rajine ' s victims to seek vengeance against her . Samuro possessed a lightsaber and wore a set of brown Jedi robes . He also owned the droid Z - 18 . Powers and abilities . When he imprisoned Rajine on a remote world , Samuro used the Force to raise a barrier over the world in order to trap both Rajine and her victims . His Force powers kept Rajine and her zombies contained in the city on the remote world . Before his death , he crafted a Jedi holocron , in which he recorded a message containing an incantation with which to defeat Rajine . Behind the scenes . Samuro was introduced in the short story " No Way Out " , which was one of four stories compiled in the of the " Clone Wars Adventures " trade paperbacks . The character was drawn by Matthew and Shawn Fillbach , both of whom also scripted " No Way Out " . Samuro later received an entry in " The Complete Star Wars Encyclopedia " . The encyclopedia ' s entries on Z - 18 and Samuro refer to him as a Jedi Knight ; however , the entry on Rajine refers to Samuro as a Jedi Master .