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The Proving Grounds
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2013
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1h 39m
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0.0/10
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Drama
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. Watch The Proving Grounds in HD free online now on SFlix with multiple servers and instant playback. Enjoy high-quality streaming of The Proving Grounds and share your thoughts in the comments below!
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