Which Katana Is The Sharpest?

Which katana is the sharpest? Level one, paper. That didn’t work. Level two, foam. Are you kidding me? Level three, cardboard. I have a good feeling about this one. Come on. Level four. Hey, this one feels heavy. Level five. Wow. If the watermelon survives, like the video. [Music] It survived. Level six metal. If this one cuts the watermelon, you have to subscribe. Subscribe.

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