Sena Tavari was a human female from the planet Byss in the Deep Core. Born in 20 BBY, Sena was interested in mechanics. Being from Byss, she was later heavily encouraged to serve the New Order. Sena served the Galactic Empire, originally as a member of the Imperial Engineering Corps, but due to her expertise with heavy weaponry and vehicles, Sena was made a member of the Battle Station Operations.