Justin Christopher Wren (born April 27, 1987) is an American humanitarian worker and a professional mixed martial artist, currently competing in the heavyweight division of Bellator MMA. A professional competitor since 2006, Wren has also formerly competed for the UFC, and was a cast member of SpikeTV's The Ultimate Fighter: Heavyweights. Amateur wrestling career. Wren enjoyed a highly successful and decorated wrestling career before venturing into MMA.
https://en.wikipedia.org/wiki/Justin_Wren