Halo is a sci-fi shooter that takes place on a mysterious alien ring-world. Packed with combat, Halo will have you battling on foot, and in vehicles, inside and outdoors with Alien and Human weaponry. Your objective: to uncover Halo's horrible secrets and destroy mankind's sworn enemy, the Covenant. For the first time, gamers can challenge one another online competitively or cooperatively. 'Halo' for Windows supports as many as 16 players online and has a multitude of new multiplayer features. Gamers can use the all-new Rocket Launcher Warthog and flying Banshee in battles for online dominance through 19 multiplayer maps including six all-new maps.