UFC Fight Night 66: Edgar vs. Faber (2015)

Picking up after the events of Never Back Down 2, former MMA champion Case Walker is on the comeback trail to become champion once again.

The youngest son of an alcoholic former boxer returns home, where he's trained by his father for competition in a mixed martial arts tournament – a path that puts the fighter on a collision course with his estranged, older brother.

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.

In Los Angeles, an ex-con takes the underground fighting world by storm in his quest to fulfill a promise to a dead friend.

Forced into a deadly cat-and-mouse game, a disgraced mixed martial arts fighter is hunted through the jungles of Southeast Asia.

In the late 1990s, up-and-coming mixed martial artist Mark Kerr aspires to become the greatest fighter in the world. However, he must also battle his opioid dependence and a volatile relationship with his girlfriend Dawn.

Two warring gang families (one African-American, the other Chinese) maneuver for bragging rights to the Oakland, California, docks. Hang Sing and Trish O'Day uncover a trail of deceit that leaves most of the warring factions dead … or worse!

A high school biology teacher moonlights as a mixed-martial arts fighter in an effort to raise money to save the school's music program.

A female boxing trainer discovers that her champion cage-fighter boyfriend has been cheating on her with her sister and decides to seek revenge by training up his arch-rival to challenge him.

Russian inmate Boyka, now severely hobbled by the knee injury suffered at the end of Undisputed 2. No longer the feared prison fighter he was, he has declined so far that he is now good only for cleaning toilets. But when a new prison fight tournament begins - an international affair, matching the best fighters from prisons around the globe, enticing them with the promise of freedom for the winner - Boyka must reclaim his dignity and fight for his position in the tournament.