ONE Friday Fights 51: Rambolek vs. Sen

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.

A former fighter reluctantly returns to the life she abandoned in order to help her sister survive the sadistic world of illegal fighting and the maniac who runs it.

A boxer suffers a serious head injury during a fight, and must deal with the consequences.

Up-and-coming sports reporter rescues a homeless man ("Champ") only to discover that he is, in fact, a boxing legend believed to have passed away. What begins as an opportunity to resurrect Champ's story and escape the shadow of his father's success becomes a personal journey as the ambitious reporter reexamines his own life and his relationship with his family.

A two-bit promoter tries to take a women's wrestling team to the top.

A former youth boxing champion, Jimmy McCabe is a man in search of hope but looking in all the wrong places. When he hits rock bottom he turns to his childhood boxing club and the only family he has left: gym owner Bill corner man Eddie and promoter Joe. Back in training, years after anyone thought he was a contender, he risks his life, as he tries to stand tall and regain his place in the world.

After a blood- soaked jujitsu match in Dubai, fighting legend Mickey Kelley falls to superstar Blaine. But years later, an online video proves that Blaine cheated, and the world demands a rematch. Can the aging underdog get back into shape in time to vanquish his foe, get revenge, and claim his prize?

At the turn of the 19th century, Pugilism was the sport of kings and a gifted young boxer fought his way to becoming champion of England.

Nick and Ruben are hoodwinked into a "shootfighter" (no-holds-barred, to the death) martial arts match by the evil Mr. Lee, who has a grudge against world shootfighter champ(and teacher of Nick and Ruben) Shingo.

When her husband goes missing during their Caribbean vacation, a woman sets off on her own to take down the men she thinks are responsible.

Every seven years, in an unsuspecting town, The Tournament takes place. A battle royale between 30 of the world's deadliest assassins. The last man standing receives the $10,000,000 cash prize and the title of World's No. 1 Assassin, which itself carries the legendary million dollar-a-bullet price tag.

After completing his 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.

Small-town boy Shawn MacArthur has come to New York City with nothing. Barely earning a living selling counterfeit goods on the streets, his luck changes when scam artist Harvey Boarden sees that he has a natural talent for streetfighting. When Harvey offers Shawn help at making the real cash, the two form an uneasy partnership.

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

Gabriel Caine has just been released from prison when he sets up a bet with a business man who owns most of Diggstown, a boxing-mad town. The bet is that Gabe can find a boxer that will knock out 10 Diggstown men, in a boxing ring, within 24 hours. Roy 'Honey' Palmer is that man that, at 48, many say he is too old.

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.

Four fighters from different backgrounds come together to train under an ex MMA rising star and then ultimately have to fight each other and the traitor in their midst.

When Karate champion Michael Rivers wins the last tournament of his career, shady businessman Ron Hall offers him the opportunity to fight in an illegal Kumite in Bulgaria against the world’s best martial artists. When Michael declines, Hall has his daughter kidnapped and, in order to rescue her, Rivers is left with no choice but to compete in the deadly tournament. Arriving in Bulgaria, he finds out that he is not the only fighter whose loved one was taken. Rivers enlists the help of trainers Master Loren, and Julie Jackson but will it be enough for him to win the tournament and save his daughter’s life?

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.

A pair of aging boxing rivals are coaxed out of retirement to fight one final bout -- 30 years after their last match.