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Jiu-Jitsu: Como defender sua guarda contra alguém mais pesado, com Mackenzie Dern
Acostumada a se testar nos absolutos da vida, quase sempre sendo a mais leve da disputa, Mackenzie Dern já acumulou b...
Learn the koala guard from birthday girl Mackenzie Dern
Mackenzie Dern is celebrating another birthday this Thursday, March 24. The number 1 in the adult female black belt r...
September 2015 – Issue 36
Jiu-Jitsu’s Girl Next Door: Mackenzie Dern Koala Guard Sweep Mackenzie Dern demonstrates her often used Koala Guard S...
Learn how to defend your guard against heavier opponents with Mackenzie Dern
Nothing better than a female Jiu-Jitsu fighter to teach us how to protect ourselves against a bigger opponent. Usuall...