In this spin on the endless running genre, you play as a nude green mutant running along a broken-up freeway in post-apocalyptic Somewhere%2E As you run, you can acquire all manner of materials to continually upgrade your gun until you%27re TOTALLY ROCKIN%27 IT%21 Also, the road is littered with active landmines and hideous mutants, and you have a pair of extremely smooth, round cheeks%2E Source: The Developer Website.