The Games on Demand version includes only the Campaign and Firefight modes. It does not include the Halo 3 competitive multiplayer functionality or maps. The Games on Demand version supports English. Download the manual for this game by going to http://support.xbox.com/games/xbox-game-manuals and selecting "Halo 3: ODST". Halo 3: ODST drops you into the world of the legendary Orbital Drop Shock Troopers as you embark on a dangerous mission to discover what was behind the Covenant’s attack on the city of New Mombasa. Halo 3: ODST’s gripping story and co-operative campaign will give all fans an exciting new perspective on the Halo universe.
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