Isao Machii is a modern day samurai. In this clip, he proves that he is the world's best with a katana. It's 8 minutes long, the audio is in Japanese, but if you watch all the way through, you'll be amazed at just how good someone can be with this deadly accurate weapon. Look inside for the goods.

Tip: If you want to get to the start of the action, skip ahead to about 2:25.