Headbutt double knockout? Headbutt double knockout (VIDEO)

Double knockouts are already uncommon in MMA, but one happened in Poland over the weekend that is even more rare. Marcin Mencel and Mateusz Zawadzki headbutted each other, and their fight ended in a technical draw.

In case you weren't sure, that's why headbutts aren't allowed in MMA.

Thanks to MMA Fighting and MMANews.pl.

More news from the Yahoo! Sports Minute:

Other popular content on the Yahoo! network:
• Video: Giants celebrate World Series title
• Michael Silver: Put Peyton Manning on early MVP candidate list
• South Carolina's Marcus Lattimore diagnosed with a dislocated knee
• Shine: The 10 worst Halloween candies for kids