If there is anything more manly than two large men in loincloths engaging in the age-old, full-contact practice of competitive sumo, than we have yet to see it.
All kidding aside, sumo is an intense sport. Take a look at what happened at the 2013 U.S. Sumo Open in Los Angeles, when the 340-lb Ulambayaryn Byambajav, or "Byamba," a world champion, went head-to-head against 400-lb Kelly Gneiting.
Watch Byamba end the match before it even really begins with an insane move in the video below.
(Warning: it starts off loud, so it might be good to turn down the volume.)
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