Canon

Master Chief Petty Officer

Master Chief Petty Officer, abbreviated to MCPO, also nicknamed as "Top Chief" out of respect for John-117, is the highest enlisted rank in the United Nations Space Command Naval Command (NAVCOM) rank structure; including the UNSC Navy and Office of Naval Intelligence. It is preceded by Senior Chief Petty Officer.[1]

OverviewEdit

ResponsibilitiesEdit

Master Chief Petty Officers are often Fleet administration or HIGHCOM staff.[1] They can also lead companies with Captains and Lieutenants that outrank them.[2]

InsigniaEdit

The metal insignia has three chevrons capped by a rocker. The UNSC eagle is placed on top of the rocker, with the eagle's wingtips having stars at the end of them.[2]

CeremonyEdit

Master Chief Petty Officers are often given a ceremony on the largest ship in a fleet.[2]

PersonnelEdit

If Duration start or Duration end has "Before/During/After" in it, dates are based on when a character is seen with that rank.
Name Duration start Duration end Rank status Notes
John-117[2] April 14, 2526[2] N/A N/A Promoted from Petty Officer First Class by Colonel Marmon Crowther. A three rank bump.[2]

SourcesEdit

  1. ^ a b Halo: Official Spartan Field Manual - PART 8: UNSC ORGANISATION, NAVCOM Ranks, page 140-141
  2. ^ a b c d e f Halo: Silent Storm, chapter 23