Alien Invasion is an online game that you can play on 4J.Com for free. Aliens have invaded the earth and your work is to protect the earth. The universe is your battlefield, and you are attacked from all sides. Attempt to ruin all the aliens and win this war! Play Alien Invasion game for free at y100.info. We offer the best way to enjoy playing for free. Alien Invasion is one of our very best Y100 games.

Use Left Mouse button to move and shoot,

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