Learn more about Halo 3: ODST - Xbox 360. (Flash demo) The city of New Mombasa lies in ruins, the result of a catastrophic attack by the Covenant. Now the Orbital Drop Shock Troopers, or ODSTs, must drop into the city to search for clues. Known for courage, valor and a touch of insanity, the ODST "Hell Jumpers" are neither as large nor as supernaturally gifted as their Spartan comrades, but they more than make up for it with unwavering nerve and ferocious attitudes. Join these legendarily fierce soldiers on a daring mission as they prepare to drop into a war-torn world.Return to the gripping world of Halo for a new perspective on the enduring Human-Covenant struggle in Halo 3: ODST. Embark on a vital, top-secret mission with the ODSTs, who pride themselves on being the first unit deployed into hostile situations, and delve even deeper into the ongoing conflict. A gripping story, cooperative campaign and new multiplayer content immerse you in the game world for a stunning new action-fueled adventure.

The Covenant rules the Earth — the Flood has been unleashed — and the fate of life everywhere hangs in the balance. Master Chief, a genetically engineered super soldier, is the last chance for humanity's survival. Stowed away on a Forerunner ship, he rushes back to Earth to defeat the Covenant once and for all. Hopelessly outnumbered, his outlook is bleak. But when you are bred for battle, you fight past the breaking point and bow to no one. It's all been building to this — a desperate, final war that leads to a soul-shattering climax of epic proportions. Help this incredible hero stop the Covenant, destroy the Flood and save the lives of every person on the planet.The third chapter in the critically acclaimed franchise features insane battles with an arsenal of alien and human weaponry. Discover all-new armaments and characters as you fight to the finish. You can even play online with Xbox Live and battle in pulse-pounding multiplayer action. Next-generation graphics and technological advances, such as enhanced artificial intelligence and a beefed-up real-time lighting engine, make Halo 3 shine with stunning realism.