Evil aliens with their vehicles and robots are evading our pretty Earth now. The planet is on the verge of death or destruction. Come on Hero! Please control the giant iron dragon to fight back evaders! Use virtual bar to control directions the dragon flies to on left. Take advantage of the shield of building, avoid bullets and strikes by drilliing downing to underground and destroy evil aliens! Warplanes in air, tanks on ground and laser networks paved are places you have to watch out! Besides of exciting battle with BOSS, don’t forget to enjoy the thrilling of destruction!

1.Bug fixes