UFC fighter, ADCC and BJJ black belt world champion Mackenzie Dern competed in the European championships a few years ago. The Brazilian-American daughter of Megaton Dias lost to Gabi Garcia in the Open weight final where she swept Gabi and almost took her back . She impressed all with her quickness, aggressiveness, great guard and fighting spirit.
Mackenzie Dern shows some ways to control her koala guard (sit up guard) and how to set up your attacks from this position.
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