A darker, more atmospheric spin-off of the Halo series, following an Orbital Drop Shock Trooper exploring a ruined New Mombasa in a non-linear, noir-inspired campaign.
- Developer: Bungie
- Genre: First-person shooter
- Platform: Xbox 360 (2009), later in Halo: The Master Chief Collection
- Notable: Jazz-infused soundtrack, hub-world structure, Firefight co-op mode
- Reception: Praised for tone, storytelling, and music, with some debate over length and pricing