Halo 2

Halo 2 is a 2004 first-person shooter video game developed by Bungie and published by Microsoft Game Studios. Released for the Xbox in 2004, the game is the second installment in the Halo franchise and the sequel to 2001's Halo: Combat Evolved. In Halo 2's story mode, the player assumes the roles of the human supersoldier Master Chief and disgraced alien commander Arbiter in a 26th-century conflict between the United Nations Space Command, the genocidal Covenant, and later, the parasitic Flood.