The robot army gets yet another foot soldier for its inevitable war against the humans. This little guy is the world's preeminent mechanical gymnast, and can execute a perfect quadruple backflip off the horizontal bar.

Oh, you think this all harmless fun? We'll see what you have to say when a platoon of these little killers is spinning down from the treetops and onto the heads of unsuspecting human targets.

[Sportress]