The world's biggest action star is also the world's smallest action star.

Action Movie Kid is a YouTube sensation, thanks to his dad's editing talents. His father, who works for DreamWorks, takes ordinary situations caught on camera and adds some spectacular special effects.

The videos have become a hit and now they've been condensed into one clip, which you can see above.

As tough as he is now, we can only imagine how awesome he'll be once he has a growth spurt.