***** TD Game for 2012 *****Many UFO take lots of aliens to Earth, wanting to conquer human and occupy Earth. hurry up, let's protect our homeland !2012 Alert is challenging game, has the perfect design of the path algorithm, aliens can choose and change their path according to the layout of weapons at any time, which is greatly improving the game's interactive, interesting.This is a well-designed game. which has beautiful pictures, perfect algorithm, free path, variety of weapons, all of this make players enjoy the greatest freedom and interesting in this game.More fun barriers and even more secret surprise is coming soon.Our mission is to provide best game to make more fun for you. we need your suggestion to help us to touch this goal. Thanks for your playing, and feedback.2012 Alert Team