This article is about the Mjolnir Armor variant. For the fragment of the AI Melissa, see Operator.

“Developed exclusively by ONI's Beta-5 Asymmetrical Action Group.”
— Description of the OPERATOR helmet.

The helmet of the OPERATOR variant.

The Mjolnir Powered Assault Armor/OPERATOR is a variant of the Mjolnir Powered Assault Armor used solely by the Office of Naval Intelligence's Beta-5 Asymmetrical Action Group operators.[1]


MJOLNIR Operator

The Operator armor variant as it appears in Halo 4.

Operator armor would be a Mjolnir [GEN2] variant available to SPARTAN-IV personnel after the Human-Covenant war. It has been manufactured by Naphtali Contractor Corporation since the abandonment of all CDS facilities on Meridan and is extensively tested through live-fire exercises in an immense derelict shipyard outside the city of Abeline in the United Republic of North America.[2]

Gameplay NotesEdit

  • In Halo: Reach, the helmet can be bought for 7,000 cR from the Armory at the rank of Sergeant, with UA/HUL and CNM attachments available for 2,000 and 1,000 cR respectively, and the pauldrons can be bought for 28,000 cR each at the rank of Commander.


  • The Operator Helmet is available for purchase on the Xbox LIVE Avatar Marketplace in a variety of colors.
  • Carlo Hoya wears Mjolnir [GEN2] Operator armor.




  1. - Halo: Reach Armory montage
  2. Halo Waypoint - Halo 4 Intel - Armor: OPERATOR