System requirements: 400 MhzCPU/64MBRAM/3DVideoCard32MBRAM games: the design of the game closer to the style, the background and the 3-D aerial combat and "City of God" is very similar. But fighters in the design of the game has become very alternative, it can be deformed organisms gives fresh boost to the feeling. Game music: the music game tension, with the fierce fighting, gives us a feeling of not breathing. Weapons fire and the sound effects design is in line with the screen for the real battle even more. Get started: using keyboard control the game, control the direction of movement keys, Z, X, C for the attack. Conventional weapons, including attacks can be straight forward and oblique about the machine-gun attack. Energy filled in after the laser can also attack. Creative: Games barriers designed to combine two different weapons, many innovative. In combat, you should be flexible switching these two different types of weapons can smoothly defeat the enemy, and the judge and agile rapid manipulation of the players are no small challenge. Playability: Alternative classical style 3-D flight games, the strength of the unique system upgrade, 7 crazy tasks, and various exotic enemies and boss. Let the game is full of interesting and surprising that they should enter the game to experience! About the Game: "negative to aircraft," is a vertical version of the arcade style flight shooter in the game you will manipulate a gene mutation in extraterrestrial spacecraft and biological fighters fighting game screen style alternative, hurdles ingenious design, in particular like to commend the flight shooter friends.