Three inseparable friends are torn apart when one of them joins a criminal syndicate threatening to overpower his old friends' gang.
Chiku is a devastated and dangerous town with 5 gangs fighting fiercely. Mugen and the Amamiya Brothers clashed, leading to Mugen disbanding.
The Amamiya Brothers, Masaki and Hiroto, keep looking for their older brother Takeru who disappeared one year ago. The three Amamiya brothers lost their parents when they were young. Since then, they relied only on each other. On the anniversary of their parents' death, Masaki and Hiroto expect Takeru to appear. Instead, they meet a person who has a clue on Takeru's whereabouts.
Members of SWORD win against Wangan Rengogun, which is led by Kohaku. The city becomes peaceful again. Nevertheless, the most brutal gangs, Doubt and Prison Gang, appear. They try to dominate the area controlled by SWORD.
In order to conceal past corruption by the government, the Kyuryu group proceeds on a plan to destroy a street and build a casino. To stop the Kyuryu group, members of SWORD begin to move.
The movie is about the endless miracles during the motorcycle trip of Dan, Tettsu, and Chiharu, the Sannō Rengōkai trio (also known as DTC).
The students of Suzuran High compete for the King of School title. An ex-graduate yakuza is sent to kill the son of a criminal group, but he can't make himself do it as he reminds him of his youth.
Jake, full of anger after his father's death, is just starting to find a place for himself at his new Orlando high school - until Ryan, head of an underground MMA fight club, picks Jake out as a prime opponent. After being trounced by Ryan in front of the entire school, Jake begins training under the firm, moral guidance of a MMA master, where he learns how to fight... and how to avoid a fight. But it becomes obvious that a rematch will be inevitable if Jake wants to stop Ryan and his bullying, once and for all.
Lyon Gaultier is a deserter in the Foreign Legion arriving in the USA entirely hard up. He finds his brother between life and death and his sister-in-law without the money needed to heal her husband and to maintain her child. To earn the money needed, Gaultier decides to take part in some very dangerous clandestine fights.
A group of over-achieving Asian-American high school seniors enjoy a power trip when they dip into extra-curricular criminal activities.
Nerdy high schooler Jerry Mitchell is assigned to write an article for the school paper about the infamous new delinquent transfer student, Buddy Revell. When Jerry accidentally invades Buddy's personal space and touches him, Buddy challenges Jerry to an afterschool fight in the parking lot, which Jerry tries to avoid at all costs.
Andy is a new teacher at an inner city high school that is unlike any he has seen before. There are metal detectors at the front door and the place is basically run by a tough kid named Peter Stegman. Soon, Andy and Stegman become enemies and Stegman will stop at nothing to protect his turf and drug dealing business.
A peaceful ex-ninja's life shatters when his son's kidnapping forces him back into violence amid an American-Japanese criminal drug war.
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.
The new guy in a Los Angeles high school, Morgan, does some singing and fights hotshot Nick over disco dancer Frankie.
A pair of debt collectors are thrust into an explosively dangerous situation, chasing down various lowlifes while also evading a vengeful kingpin.
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.
Richard Dadier is a teacher at North Manual High School, an inner-city school where many of the pupils frequently engage in anti-social behavior. Dadier makes various attempts to engage the students' interest in education, challenging both the school staff and the pupils. He is subjected to violence as well as duplicitous schemes.
In an alternate Japan, territorial street gangs form opposing factions collectively known as the Tokyo Tribes. Merra, leader of the Wu-Ronz tribe of Bukuro, joins forces with heavy-hitting gangster Buppa of Buppa Town. With Buppa's support, Merra aims to initiate a gang war between the Wu-Ronz and the Musashino Saru, and in a confrontation between the two attempts to kill Kai of the Musashino Saru. The inadvertent murder of Kai's friend Tera (a Musashino Saru member beloved by all Tribes since before their formation) leads to the joining of forces between all of the Tribes in an all-out war against Merra and Buppa.
When principal Joe Clark takes over decaying Eastside High School, he's faced with students wearing gang colors and graffiti-covered walls. Determined to do anything he must to turn the school around, he expels suspected drug dealers, padlocks doors and demands effort and results from students, staff and parents. Autocratic to a fault, this real-life educator put it all on the line.
When cops Schmidt and Jenko join the secret Jump Street unit, they use their youthful appearances to go undercover as high school students. They trade in their guns and badges for backpacks, and set out to shut down a dangerous drug ring. But, as time goes on, Schmidt and Jenko discover that high school is nothing like it was just a few years earlier -- and, what's more, they must again confront the teenage terror and anxiety they thought they had left behind.
Unpopular best friends PJ and Josie start a high school self-defense club to meet girls and lose their virginity. They soon find themselves in over their heads when the most popular students start beating each other up in the name of self-defense.
Sean and Billie are undercover cops and martial arts masters. Investigating the death of a cop, they uncover a deadly ring of murder and corruption at a glitzy nightclub, where the rich are entertained by seductive women and protected by martial arts experts. Billie goes undercover to infiltrate the crime ring, leading to an explosive finale.
Rick, a down-and-out American boxer, is hired to transport a sword to Japan, unaware that the whole thing is a set up in a bitter blood-feud between two brothers, one who follows the traditional path of the samurai and the other a businessman. At the behest of the businessman, Rick undertakes samurai training from the other brother, but joins his cause. He also becomes romantically involved with the samurai's daughter.
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!
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.
