Halo 2 is a first-person shooter video game developed by Bungie Studios. the game is the second video game title in the Halo franchise and the sequel to 2001's critically-acclaimed Halo: Combat Evolved. A Windows Vista version of the game was released on May 31, 2007 developed by an internal team at Microsoft Game Studios referred to as "Hired Gun". The game features a new game engine, as well as using the Havok physics engine; added weapons and vehicles, and new multiplayer maps. The player alternatively assumes the roles of the human Master Chief and the alien Arbiter in a 26th century conflict between the human UNSC and genocidal Covenant. Players fight enemies on foot, or with a collection of alien and human vehicles.
Even if you don't care for this game £3 for 1 month of Gold is a good deal, found it on the clearance section of my Tesco, didn't see many others though.