A Clone tank gunner was a part of Grand Army of the Republic, who participated in the Battle of Christophsis around 22 BBY. He served under High General Obi-Wan Kenobi, General Anakin Skywalker and Commander Ahsoka Tano.
In the first year of war, the Separatist attacked the planet of Christophsis. The Republic was sent to help the Christophsians defend their planet. The clone tank gunner took control of an AV-7 Antivehicle Cannon with three others. He participated during two waves of attacks and later the republic was victorious.
- Star Wars: The Clone Wars (film) (First appearance)