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Stanley manages his boxer brother Lion but when a devastating loss in the ring leaves the pair in debt, an opportunity to recoup the cash leads to a series of misadventures that threaten to break the bond between them.

A former U.S. Navy Seal is forced to become the international criminal he once fought against when a powerful and violent drug cartel kidnaps his wife and daughter.

After completing military service, Walter Gulick takes a job as a sparring partner at a gym, the owner of which sees potential in Walter as a professional fighter—and takes him under his wing.

Two brothers compete in the world's deadliest underground fighting tournament, where they must decide whether to play by the rules or to cast their honor aside and team up to bring down the dark syndicate running the tournament.

An aging ex-boxer gangster working as muscle for a Boston crime boss receives an upsetting diagnosis. Despite a faltering memory, he attempts to rectify the sins of his past and reconnect with his estranged children. He is determined to leave a positive legacy for his grandson, but the criminal underworld isn’t done with him and won’t loosen their grip willingly.

A drifting ex-soldier turns underground fighter with the help of a just-released ex-con, pitting him against corrupt cops and hired killers now gunning for him and all those he cares about.

An Army veteran assembles a team of bodyguards to protect a former boxer. Complications arise when the boxer suspects his sister may be romantically involved with the bodyguard.

A retired boxer intends to return to the ring for one last shot at the title, but first he must make the weight. Holed up in a room in Las Vegas with an unscrupulous trainer, he embarks on an intensive and illegal weight-cutting program.

The comic strip detective finds his life vastly complicated when Breathless Mahoney makes advances towards him while he is trying to battle Big Boy Caprice's united mob.

Jake Carter and another former Marine, Luke Trapper, join forces to rescue a young kidnapped girl from a gang of international criminals.

A Marine must do whatever it takes to save his kidnapped sister and stop a terrorist attack masterminded by a radical militia group.

Raised as a slave, Danny is used to fighting for his survival. In fact, his "master," Bart, thinks of him as a pet and goes as far as leashing him with a collar so they can make money in fight clubs, where Danny is the main contender. When Bart's crew is in a car accident, Danny escapes and meets a blind, kindhearted piano tuner who takes him in and uses music to free the fighter's long-buried heart.