Armor customization (Halo Infinite)/Chimera/Utility

From Halopedia, the Halo wiki

Utility Manufacturer Lore Rarity Unlock Requirements
Icon of the Crysknife Utility attachment for the Chimera armor core.
Crysknife Utility
Fracture: Firewall Mounting point for a resonating crysknife. A more refined weapon, for a perfected future. Legendary Purchase the "Skinned Reflexes" bundle from the Shop for 1,500 cR
Icon of the PostAmp utility utility.
PostAmp Utility
Fracture: Firewall An electronics counter-countermeasure (ECCM) package, which may or may not explode in event of structural failure. Epic Complete the "Light & Lightning" Ultimate Challenge between April 18 and 25, 2023