ARGONAUT-class Mjolnir

ARGONAUT-class Mjolnir is a variant of the MJOLNIR [GEN2] armor.

Development history
Once the helmet clears the UNSC Ordnance Committee's approval loops, this armor will be able to accept next-generation Block 10 Interface Controller hardware.

Usage
Rarely seen outside of ONI, ARGONAUT users must undergo an extensive synchronization process to "train" the suit's move-by-wire reflex enhancers.

Halo 5: Guardians
Unlock: Rare REQ card Available skins: Idmon and Nestor Idmon Unlock: Legendary REQ card Nestor Unlock: Ultra Rare REQ card
 * Helmet Description: ARGONAUT helmets can accept next-generation Block 10 Neural Interface Controller hardware once it clears UNSC Ordnance Committee approval loops.
 * Armor Descrpiton: Rarely seen outside of ONI, ARGONAUT users must undergo an extensive synchronization process to "train" the suit's move-by-wire reflex enhancers.

In Halo 5: Guardians due to the "Body" having a predefined customisation this armor set permanently has the following parts from Halo 4:
 * Body: Unknown
 * Shoulders: EVA
 * Forearms: Ricochet
 * Legs: Recruit

Trivia

 * The armor is named after the Argonauts, a band of heroes and sailors aboard the Argo in Greek mythology.
 * The armor's skins are named after Idmon, an Argonaut seer, and Nestor, an Argonaut and the King of Pylos.

List of appearances

 * Halo 5: Guardians