Halo: Master Chief Collection update adds new Flood Firefight mode

343 Industries is updating Halo: The Master Chief Collection with new content and cross-play for Halo 3 and ODST.

Halo Game - Flood firefight is coming to Halo 3: ODST on

Halo: The Master Chief Collection Major Update Adds Xbox One X Support

FLOOD FIREFIGHT! NEW MODE FOR HALO MCC, FULL SET GAMEPLAY 4K

Halo MCC getting new game mode this week, leaving Halo Infinite fans miffed

New Halo MCC Update Adds Flood Firefight, New Content, Population Increase

Halo MCC Flood Firefight teased, coming “next week”

Update on Halo: MCC Halo - Official Site (en)

Halo Infinite Season 5 Brings Reimagined Extraction, Flood Armor, & More

Halo MCC update brings Flood Firefight and Halo 3 crossplay

Firefight (Halo 3: ODST) - Halopedia, the Halo wiki