Play online Alien Invasion 3D here on vitalitygames. There has been an alien invasion, and the player will have to resist the fire power and the number of aliens in the game shooter online. Fortunately the player has a rich arsenal selection of firearms and ammunition. Use different shooting skills to destroy the alien enemy and prove yourself as strategist, developing a plan of hostilities. If it is impossible to get to the first-aid kit, shots knock her to the ground. Be careful, be careful. Act quickly, but quietly, to be able to sneak up on strangers. Good luck and enjoy!