The Proving Grounds (2013)

What does it take to become a champion? "The Proving Grounds" provides an all-access inside look at Jackson's MMA training academy, following the lives of owner Greg Jackson and his family, and the strategies, philosophies, history, and hardships behind the best Mixed Martial Arts school in the world.

Released Dec. 12, 2013 99 min None+

Genres: Documentary

Keywords: imdb.school

Country: United States
Languages: English