User blog comment:Jdstrike11/Can someone tell me what a centurion is?/@comment-4328795-20111007204040

A centurion is a commander of the Roman army. In ancient Rome, a centurion was the leader of a centuria, which is a group of 100 soldiers. Obviously, though, Camp Jupiter doesn't have enough legionnaires to make up groups of 100, so they have 2 centurions for each cohort.