Halo: Combat Evolved
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 Halos horrible secrets and destroy mankinds sworn enemy, the Covenant.

Halo 2
The entertainment phenomenon that conquered the digital universe is once again out to save the planet as the award-winning, best-selling Halo 2 is coming to the Windows platform.
Optimized for the advanced gaming features in Windows Vista, Halo 2 promises to revolutionize the first-person shooter experience for Windows gamers, as it did for consoles. With its classic story, enhanced visual presentation, multiplayer excitement and all-new Map Editor, Halo 2 for Windows Vista offers more game customization and new content than ever before.

If you like this game,please buy it license version!support developers;)