Damn Humans

Story it was a normal day, everything was going as planned until.. an asteroid full of humans crashed into a "peacefull" alien planet, wreking havoc everywere. But an angry alien called Peto decided that was it, and armed with the All-Gun embraced the duty to kill all humans. The All-Gun A wepone to rule them all, Everything that can harm a human in one simple to use gun for the resonable pri…