Alien war is a thrilling game with the concept of defense. You have to protect your castle with your upgradable guns and guided missiles from the invasion of alien troops. In each stage, you are supposed to destroy the invaders and earn as much gold as you can. Tower Defense Alien War is one of the best games online in 4friv.com. Come in order to enjoy Tower Defense Alien War game today and the newest Friv 4 games online for free.

Use Left Mouse button to Interact/Action,

shooting, alien, defense, tower defense, tower, tower defense, war, webgl..