Master Chief Petty Officer is the ninth enlisted rank of the Templar Navy, and is a non-commissioned officer. It is equal in rank to Sergeant Major in the Templar Marine Corps and Twilight Trooper Corps. In informal settings, Master Chief Petty Officers are typically called "Master Chief" or "Chief." in the Templar Navy a Master Chief Petty Officer was referred to by rating and rank i.e. "Master Tech Chief" or "Master Tech".