Description

Halo 3: ODST incorporates 1,750 new Xbox LIVE achievement points, in addition to new weapons, technology and an invite to enroll in the Halo: Reach beta in 2010.
Stand-on my own expansion to Halo 3 that does not require ownership of the previous game to play.
New campaign, hero and tactics from the Halo universe as players take at the role of a rookie within the Orbital Drop Shock Troopers sent into New Mombasa.
4-player co-op “Firefight” mode offers a whole new way to play Halo with friends both by means of system link and over Xbox LIVE.
In conjunction with the entire existing Halo 3 maps, ODST incorporates three new multiplayer Halo 3 maps: Heretic, Longshore, and Citadel.