Starting tonight “Halo 3,” the final chapter of Microsoft Corp’s epic video game trilogy, finally goes on sale around the…

Check out an official video game clip from Microsoft’s “Halo 3” entitled The Sandtrap Flyby.

Check out an official video game clip from Microsoft’s “Halo 3” entitled The Snowbound Flyby.

Check out an official video game clip from Microsoft’s “Halo 3” entitled The Pit Flyby.

Check out an official video game clip from Microsoft’s “Halo 3” entitled High Ground Flyby.

Check out the latest “HALO 3” television ad entitled “Museum” from Microsoft.

Check out the official “Halo 3” teaser poster from Microsoft for the Xbox and Xbox 360.