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.

The life of boxer Jake LaMotta, whose violence and temper that led him to the top in the ring destroyed his life outside of it.

An uneducated collector for a Philadelphia loan shark is given a once-in-a-lifetime opportunity to fight against the world heavyweight boxing champion.

After Rocky goes the distance with champ Apollo Creed, both try to put the fight behind them and move on. Rocky settles down with Adrian but can't put his life together outside the ring, while Creed seeks a rematch to restore his reputation. Soon enough, the "Master of Disaster" and the "Italian Stallion" are set on a collision course for a climactic battle that is brutal and unforgettable.

Despondent over a painful estrangement from his daughter, trainer Frankie Dunn isn't prepared for boxer Maggie Fitzgerald to enter his life. But Maggie's determined to go pro and to convince Dunn and his cohort to help her.