STRIDER-class Mjolnir

The MJOLNIR Powered Assault Armor/Strider is a helmet for the MJOLNIR Powered Assault Armor (GEN2) utilized by SPARTAN-IVs.

Development history
The Strider-class armor system was designed explicitly for activities commonly referred to as "jaunt-combat excursions," in which operators participate in numerous, highly varied missions over an impressively short period of time and within an isolated environment.

Halo 4
Unlock: Unlocked by getting the War Games Map Pass. It is also available in the Halo 4 Game of the Year Edition.
 * Description: Primary armor set for jaunt-combat excursion in isolated theaters.

Trivia
It is an exclusive to both the Limited Edtion and the stand-alone War Games Map Pass along with MJOLNIR Powered Assault Armor/Scanner and the in-game Falcon Emblem.

List of appearances

 * Halo 4
 * Halo 5: Guardians
 * Halo Online