You have been given a very important mission to protect the Earth from dangerous aliens. You must eradicate them all in this survival game. The further you progress through the levels, the more powerful the aliens become. You can buy new weapons in the game's shop to fight the invasion. Each new map has an epic boss that will give you a hard time. Are you ready to fight them? Enjoy!
Use the WASD keys to move, the mouse to aim / shoot / switch camera, U for bazooka, R to reload, C to crouch and 1-3 to switch weapons.
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