Halo Infinite promotional content

Halo Infinite has a lot of promotional unlocks.

Monster Energy/Snapchat
Monster Energy partnered to bring 2XP and exclusive in-game content for Halo Infinite. The following cosmetic items are as follows:
 * Adrenal BR75 Weapon Coating
 * Adrenal MA40 Weapon Coating
 * Adrenal VK78 Commando Weapon Coating
 * Adrenal MK50 Sidekick Weapon Coating
 * Phalanx Player Emblem
 * Phalanx Weapon Emblem
 * Xiphos Player Emblem
 * Xiphos Weapon Emblem

US
To unlock the "Adrenal BR75 Weapon Coating" you need to complete the three monthly challenges on Snapchat.

To unlock the other in-game content you need to save your receipts and follow the instructions on the Monster Energy website.

EMEA
In EMEA countries, you need to check ring pulls to get codes for 30 minutes of 2XP each time. The first 8 ring pulls you enter will give you one of the 8 in-game items for infinite. The 9th onwards will only give you 2XP only.

Mexico
To unlock Halo Infinite items you need to purchase any Monster Energy product at OXXO and register a purchase ticket.

Funko Pops
Included with the "Halo Infinite Mark VII with Commando Rifle (Funko Deco)" is a code for a game add on.

NERF MA40
Included with the Nerf MA40 was a code that unlocked the "NERF MA40 Weapon Skin" and "Charm".

Mega Construx
Included with the "Mega Construx™ Halo® Infinite Forerunner Ring Installation", "Mega Construx Halo® Master Chief Helmet", and "Mega Construx Halo® Energy Sword" sets is a "MEGA Construx Weapon Charm".