You can play as one of the dimension-hopping members of the SG-1 team in the first-person action game, Stargate SG-1: The Alliance. The evil Anubis is tearing apart the galaxy in search of a powerful artifact, and you and your team must beat him to it. You can employ stealth and tactics or use a variety of alien weapons and vehicles as you complete the 16 single-player missions. Stargate SG-1: The Alliance also includes online multiplayer, which includes both cooperative and competitive play.