Halo 3: ODST

Halo 3: ODST is a stand-alone expansion for the fast-paced first-person shooter Halo 3. The game takes place parallel to the story of Halo 2 and tells the story of ordinary soldiers forced to fight Covenant forces. As one of the Orbital Marines, you must travel to New Mombasa on Earth and uncover the motives behind the invaders' invasion. You need to use stealth and precision skills to survive the dangers of the occupation.