The homeboy doesn't know who he's messing with.
Things start to go bad for him once he whips out his ninja skills.
Ever wonder what a ninja's golf swing would look like?
So that's how you become a ninja?
Time to meet the new boss, but look out for Endo's monster! Stick ninjas, weapons, and more...This stick fight is good!
This kid has lots of training in icicle martial arts.
These kids are incredible to watch. Check them out!
The student isn't allowing himself to be attacked.
Tiny Kacy Catanzaro becomes the first woman to ever advance to the finals of American Ninja Warrior.
I'm not really sure what set off the referee but he goes apeshit and kicks both there asses.