If you are looking for a strategy&defense game, Alien Defense is just for you! Protect your tower with your guns and missiles from the invasion of aliens. In each level, destroy the enemies and earn as many golds as you can. Try to make perfect shots with your guns. Don’t forget to make your strategy in this game. If you don’t do it, you might lose your tower and castle. Dodge the enemy shots and try to survive as possible. Have fun with Alien Defense!