DON’T MISS: Top 10 Best Offline Strategy Games for Android. Space Grunts. The year 2476, Earth’s space-federation has been building moon-bases across the galaxy. One of those moon-bases has been sending a distress signal. Space Grunts are a group of intergalactic “problem” solvers, sent to investigate. You play one, out of a team, of Space Grunts, and your mission is simple: find your.