I'm not kidding when I say this is terrifying. Sure it's cool AF that a robot can do a back-flip, but ask yourself why? What purpose would this serve and how could it help out humanity? It can't we're just one step closer to the Terminator movies becoming documentaries. Remember I warned you when a ninja robot comes knocking on your door.
P.S. If you're wondering why robots would want to destroy us? Have a look at this video below.