Empire Defender is a very interesting tower defense game. It is very likely for you to become addicted to this game. You just feel so excited to kill all the monsters on a certain level. And you will be challenged to kill five waves of enemies. So as you can see, this game is about strategy. You must come up with the perfect strategy depending on the map and depending on the number of your enemies. Sometimes, things are quite easy. It will not take you too much time to kill all the enemies.