Who needs special effects, computers or CGI when you have a really big sheet and a light.  What these guys do with shadows and good timing is the most amazing thing you'll see today.  Check it out!

The computer generated effects in movies today are cool, but imagine going to see a play live in the theater, and this is what you get.  I am blown away by what these actors are able to do with shadows . . . and ninjas, of course.