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. Enter to be happy playing Tower Defense Alien War game with no fees at friv-7.com. Come to enjoy Tower Defense Alien War game now and the latest Friv 7 games online for free.

Use Left Mouse button to Interact/Action,

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