Earth is under attack from an advanced alien technology, they use portals to quickly spread across the world and destroying everything on a global scale. But they didn’t count on an unlikely heroine and her nerdy little companion!Survive the invasion, unlock new technology, and keep moving! The world needs you! Groundskeeper throws you in the middle of a war, the war with supernatural robots from outer space.. yeah.. we went there!Every time you play this game you will get further and have a better chance at surviving. You’ll perma-unlock new weapons like the machine-gun, laser-gun, rocket-launcher, and tools like the all-destroying light