CS-7934, nicknamed "Jayfon", was a clone engineer sergeant in the Grand Army of the Republic during the Clone Wars. He got the name "Jayfon" after a Jedi who worked at the Senate Building for a long time mistook him for Jayfon, a Senate Guard captain. Jayfon also was a formidable medic, and fought on several fronts against the Confederacy of Independent Systems as a member of the 38th Heavy Armor, which became a prominent armored unit. After the war and Order 66, Jayfon was part of the force that attacked the Jedi Temple. He then served the Imperial Army (unlike most clone troopers, who joined the Stormtrooper Corps) as an Imperial machinist. However, over time, Jayfon grew tired of the Galactic Empire and defected to the Alliance to Restore the Republic in 0 ABY. The Rebel Alliance, under