Million Rounds Per Minute: Ghastly Guns Putting the Hurt on You

We've seen some of these guns before, but the creatively named Metal Storm company keeps making videos about them that you won't want to miss. The sound of that million-rounds-per minute gun firing is something you won't soon forget. "Aaaaannnnk!" And it's done. Let's hope these monster weapons are only used by the good guys. [Danger Room]