System requirements: PII500Mhz/128MBRAM/DirectX8.0 games: 3-D games, the effect of three different weapons on the screen performance very well, the enemy, in addition to special-shaped form, there are different types driving the spacecraft. Game music: The game exciting background music, in the blast effects on the good performance. Get started: mouse control aircraft movement, the mouse button is the three different shells. Start Guide for simple. Creative: shooting game, each hurdle seems to be in the background of the game on a Save the Earth science fiction stories. The game seems to be all objects can be destroyed, such as buildings, vehicles on the road, good performance details of the game. Playability: 15 unique hurdles; painted large and detailed enemy weapons, as well as a variety of integration methods; easy operability. This is a pure flight shooter. About the Game: different types of machines soldiers Earth's invasion, as a protection of the Earth's elite troops, your job is driving your fighters, and to find special-shaped machine destroyed. Your fighters equipped with a laser, rockets, Chizibao, bombs and other weapons to deal with a large number of machines monster. Lead mankind to win the final victory to retake the Earth!