Art of Defense provides an exciting and fascinating tower defense experience set in a post - apocalyptic world. As the respected Commander of the A.O.D team, your main goal is to protect humanity from the dangerous minions of Mr. Ivil and discover the mysterious Inola project. In this appealing game, you can build and upgrade powerful towers, allowing you to fend off hordes of enemies across more than 500 different battle areas. You'll engage in battles in various locations, from small, charming villages to large, ruined cities, each bringing unique challenges that will put your strategic skills to the test.