Warzone Firefight is the biggest expansion to Halo 5: Guardians yet and available now as a free download! As the eighth free expansion, Halo 5: Guardians’ multiplayer now has over 2X the content since launch! The Warzone Firefight content update brings all sorts of Halo goodness, including: the new Warzone Firefight game mode, Score Attack for Campaign, new maps Attack on Sanctum, Prospect, and Molten, the new Forge Canvas, Title, and new Req items.