Armor customization (Halo Infinite)/Mark IV/Helmet

Helmets
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Helmet Manufacturer Lore Rarity Introduced In Unlock Requirements
Legendary, UNSC, As the crew of the Spirit of Fire discovered, a combination of Ark-forged components and traditional UNSC minifacturing can create highly effective combat gear, including the "home grown" ARDENT.
Ardent
UNSC As the crew of the Spirit of Fire discovered, a combination of Ark-forged components and traditional UNSC minifacturing can create highly effective combat gear, including the "home grown" ARDENT. Legendary Spirit of Fire Purchase either:
  • "Ardent" for 1,800 cR
  • "Omega Team" for 3,800 cR
Icon of the Ärger helmet
Ärger
Materials Group Created to consolidate thousands of design improvements added to Mark IV MJOLNIR technology over three decades of service, the Mk. IV/Ä introduced many technologies and features which informed the Mark V and Mark VI helmets. Epic Spirit of Fire Spirit of Fire Operation Pass level 20
Materials Group, Epic, The Mk. IV/I design originated with technical schematics crafted by the prodigal Spartan-II combat engineers of Yellow Team. It improved on the baseline Mark IV specifications in every way, though resource shortages limited the number produced.
Isidor
Materials Group The Mk. IV/I design originated with technical schematics crafted by the prodigal Spartan-II combat engineers of Yellow Team. It improved on the baseline Mark IV specifications in every way, though resource shortages limited the number produced. Epic Spirit of Fire Purchase the "Isidor" bundle from the Shop for 2,000 cR
Common, Materials Group, The Halsey-refit Mark IV helmets are masterpieces of military engineering. Each is a refurbished Covenant War-era relic, stripped down and packed with the latest Mjolnir technology.
Mark IV
Materials Group The Halsey-refit Mark IV helmets are masterpieces of military engineering. Each is a refurbished Covenant War-era relic, stripped down and packed with the latest Mjolnir technology. Common Spirit of Fire Unlocked by default during CU29
Watershed Division, Legendary, The PALADIN is one of Dr. Halsey's side projects that revisits her original Mjolnir work, but it benefits from a clear focus on improving Spartan combat effectiveness and integration of GEN3 Mjolnir technologies.
Paladin
Watershed Division The PALADIN is one of Dr. Halsey's side projects that revisits her original Mjolnir work, but it benefits from a clear focus on improving Spartan combat effectiveness and integration of GEN3 Mjolnir technologies. Legendary Spirit of Fire Purchase either:
  • "Paladin" for 1,800 cR
  • "Omega Team" for 3,800 cR
Materials Group, Epic, MJOLNIR Mk. IV/U variants were among the first to feature programmable datacores dedicated to supporting modular equipment packages.
Ulrich
Materials Group MJOLNIR Mk. IV/U variants were among the first to feature programmable datacores dedicated to supporting modular equipment packages. Epic Spirit of Fire Purchase the "Ulrich" bundle from the Shop for 1,800 cR
Emerson Tactical Systems, Legendary, Each VALIANT helmet is an expression of Emerson's power, prestige, and premium manufacturing techniques.
Valiant
Emerson Tactical Systems Each VALIANT helmet is an expression of Emerson's power, prestige, and premium manufacturing techniques. Legendary Spirit of Fire Purchase either:
  • "Valiant" for 1,800 cR
  • "Omega Team" for 3,800 cR
Materials Group, Epic, Built at the legendary Damascus Materials Testing Facility, the Mk. IV/W was the result of a still-classified challenge given to Materials Group designers by Dr. Catherine Halsey, architect of Project: MJOLNIR.
Wilhelm
Materials Group Built at the legendary Damascus Materials Testing Facility, the Mk. IV/W was the result of a still-classified challenge given to Materials Group designers by Dr. Catherine Halsey, architect of Project: MJOLNIR. Epic Spirit of Fire Purchase the "Wilhelm" bundle from the Shop for 1,800 cR
Materials Group, Epic, Each Mk. IV/Y helmet is fitted with a low-profile VISR prototype; some of which would later be recommended for integration with Mark V and Mark VI helmets after extensive field testing and feedback from Spartans.
Ypsilon
Materials Group Each Mk. IV/Y helmet is fitted with a low-profile VISR prototype; some of which would later be recommended for integration with Mark V and Mark VI helmets after extensive field testing and feedback from Spartans. Epic Spirit of Fire Purchase the "Ypsilon" bundle from the Shop for 1,800 cR
Materials Group, Epic, Mk. IV/Z suits were field tested by the first Headhunter deep strike teams, proving the deployment concept which would prove highly effective during the Covenant War.
Zacharias
Materials Group Mk. IV/Z suits were field tested by the first Headhunter deep strike teams, proving the deployment concept which would prove highly effective during the Covenant War. Epic Spirit of Fire Purchase the "Zacharias" bundle from the Shop for 1,600 cR
Icon of the Emil helmet
Emil
Materials Group Hardened to withstand an extended range of environmental conditions, the Mk. IV/E was the prototype for all hazardous environment Mjolnir variants which appeared later. Epic The Yappening II Purchase the "Emil" bundle from the Shop for 1,600 cR
Icon of the Theodor helmet
Theodor
Materials Group The MJOLNIR Mk. IV/T variant was developed at the Seongnam Special Warfare Centre, where it inspired many follow-on armor systems. Epic The Yappening II Purchase the "Theodor" bundle from the Shop for 2,000 cR