The Mjolnir GEN2 Powered Assault Armor/Recruit is a variant of the Mjolnir [GEN2]. It is manufactured by Hannibal Weapon Systems and is used by all new members of the SPARTAN IV Program. The FFG-045 houses a testing facility which at one point tested the Recruit forearms.
- This is the default armor in Halo 4 and Halo 5: Guardians. All SPARTAN-IVs in Halo 4's Campaign and Spartan Ops except Fireteam Crimson and Fireteam Majestic wear this armor.
- The Prime skin for this armor is available as a redeemable code in the Halo 4 Limited Edition and Halo 4: Game of the Year Edition.
- Spartan Edward Davis wore gold Recruit armor and Spartan Gabriel Thorne wears a blue Recruit armor variant.
- Halo 4 (First appearance)
- Halo: Spartan Assault
- Halo: Initiation
- Halo: Escalation
- Halo 5: Guardians