Aliens are invading the earth! Protect the planet, shoot as many intergalactic enemies as possible and beware of the mighty bosses. Can you unlock all heroes and save the world?<i class="fa fa-language transViewIcon clickable" title="Translation"></i>
Aliens are invading the earth! Protect the planet, shoot as many intergalactic enemies as possible and beware of the mighty bosses. Can you unlock all heroes and save the world?