Jek is a clone trooper that served Yoda in the Star Wars franchise. Jek with two other clone troopers were sent to go with Yoda for a mission in Rugosa. They were attacked by Asajj Ventress and the Separatists. Jek was obssesed with weapons and counted on it for battle outcomes. Yoda later advised to use his mind to win battles and outthink the battle droids. When droidekas were arriving, Jek took Yoda's lesson and destroyed the droids, completing their mission.