[ A weird-looking stranger dives right on in. Despite being made of metal, his face is pretty expressive and the way the plates around his eyes have shifted is helping to convey a grin. ]

Guns are pretty simple! You point 'em at things, press the trigger, there's a loud banging noise, and if you did it right you put a big hole in what you're aiming at.

Or disintegrated it. Or lit it on fire. Or threw a gravity grenade in there. Actually, there's a lotta things guns do that isn't hole making... [ He waves a hand as if he's clearing all those extra ideas aside. ] But! Point is: Shoot, bang, dead.