Infinity's Armory

Infinity's Armory is a content update for Halo 5: Guardians, released on January 26, 2016. The update included new multiplayer maps, weapons, armor, weapon skins, and Forge options.

General overview

 * 51 new REQs
 * New armor sets
 * Achilles
 * Atlas
 * Atlas Unbound
 * Atlas Vigilant
 * Mark V Alpha
 * New multiplayer maps:
 * Riptide
 * Urban
 * New sandbox items:
 * Halo 2 battle rifle
 * Mosa-pattern carbine
 * Blood of Suban
 * Rain of Oblivion

General customization

 * 4 armor skins: Enforcer Strongarm, Gungnir Dvalin, Infiltrator Saboteur, Stalker Arrow
 * 15 weapon skins: Prestige (MA5D assault rifle, M6H2 magnum, BR85 battle rifle, M395B DMR, M20 SMG), Scratched (Assault rifle, magnum), BoomCo Blaster (Assault rifle, magnum), Ehh, Arr (Assault rifle), Locke and Load (Magnum), Old Abe (Assault rifle), Full Moon (Magnum), Last Slice (Assault rifle), Lord of the Fries (Magnum)
 * 1 visor: Hypocenter
 * 12 emblems: Atrial Flight, Boomco., BR 55, Brute, Chamomile, Crossed Swords, Forge Monitor, Number Twelve, Snake, Keeper of the Domain, Kig-Yar, Unggoy
 * 2 assassinations: Stop Stabbing Yourself, Windup
 * 2 stances: Center Mass, Patrol

Infinity's Armory teaser
A small, 15 second teaser for the Infinity's Armory update, showcasing the Mark V Alpha armor, alongside the Blood of Suban. This was shown during the Cartographer's Gift livestream held by 343 Industries on December 11, 2015.

Infinity's Armory Launch Trailer
A full trailer released on January 20, 2016, showcasing the update's content and features.