Due to scarce resource, the cruel robots plan a massive attack to have the very last resource held by the human beings. In order to protect the lives and the resource, you need to send the advance robot out and load it with with high tech weapon. Let's defend !!Game feature:-Awesome scenes.-Powerful weapon.-Total 150 battles.-You can upgrade robot and weapons in the factory.-Thrilling BOSS battle.-Each enemy robot has its characteristics.-Support Game Center Onlin Achievement; total of 100 achievements for the challenge.-Challenge Mode, it supports Game Center Leaderboard. Come and challenge your skill!Game Video:http://www.youtube.com/watch?v=23mM6t8INO8Note:Recommanded using iPhone 3GS,iPhone 4,iPod Touch 3,iPod Touch 4 to get the best gaming experience. iPhone 2G, iPhone3G, iPod Touch 1, iPod Touch 2 may experience some lag.