HAZMAT (event)

Hazmat is a multiplayer event for Halo Infinite. Hazmat will be held between June 27 and July 11, 2023, during Season 04: Infection. The event focuses on the Hazmat armor core.

Event Pass tiers
Players can progress through the Event Pass and unlock items by completing any of the ten event challenges over the two weeks the event is available.

Tiers 1 to 10
An additional reward was made available for those who logged and played Halo Infinite during the Hazmat event;