Brawler

The name of this movie is Brawler released in 2011-08-03 and it's main theme is Sidelined by an injury incurred while protecting his young brother, underground fighter Charlie Fontaine feels blindsided when he discovers his brother having sex on his couch with his new wife, Kat. Fueled by rage, a determined Charlie makes plans to get back in the ring and take on his brother in a fight to the death..