Custom Mario level in sync with various anime theme music

This is amazing. You’d have to really know the ins-and-outs of the entire Super Mario Bros. game to be able to do something like this! [via]

Of course, this insane video came out of Japan. Oh, those crazy Japanese!

This is the best 11 minutes you’ll spend all day. I promise.

Be sure to check out the video info on YouTube for links to other videos like this. Here’s one 11-minute masterpiece!