Master Chief

"Cut it out. If you two would focus on fighting droids as much as you do fighting each other, you might stand a chance out there.''" "''Sorry, Master Chief."

- Master Chief Bric breaking up a fight between CT-1409 and CT-782

Master Chief was a military rank in the Grand Army of the Galactic Republic. During the Clone Wars, the bounty hunter Bric was given this rank as he and his partner El-Les trained clone cadet squads on the planet Kamino.