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 a great game that you can play for free at in friv22.com. Regardless Tower Defense Alien War game, we provide many cool Friv 22 games to play for free.

Use Left Mouse button to Interact/Action,

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