November 28, 2014 Learn from Mackenzie Dern and donate a toy in Tempe, AZ on Dec 7! Black belt Mackenzie Dern of GMA Megaton Jiu-Jitsu will be teaching a workshop in Tempe, AZ on Dec. 7. The 2014 no-gi world champion will… Read More→
August 14, 2014 Sophia Drysdale & Mackenzie Dern help spread Jiu-Jitsu to women in Mexico, Las Vegas Jiu-Jitsu is growing so rapidly and more and more opportunities are coming up for athletes to compete, to attend seminars and workshops. Recently, Sophia McDermott… Read More→
March 24, 2014 Video: Let’s go back to Mackenzie Dern’s early winning days for her 21st birthday Mackenzie Dern of Megaton Jiu-Jitsu has been on the mats since she can remember. As a competitor who caught the eye of those present at… Read More→
January 10, 2014 Join Mackenzie Dern’s female training camp in Mexico City this July Black belt and female pioneer Mackenzie Dern of GMA Megaton Jiu-Jitsu in Phoenix, AZ will be in Mexico City during the summer to lead a… Read More→