Mackenzie Dern is one of jiu-jitsu's true superstars, and she is preparing to make her professional MMA debut next month. 

In the newest FloGrappling documentary series, viewers are offered a behind the scenes look at Dern's preparation for this weekend's IBJJF World Championships and her debut for Legacy Fighting next month. 

Check out the trailer above, and stay tuned for the first installment on June 8!