A group of friends are forced to fight to the death in order to gain their freedom.

Ken has just moved from Kansas with his mother. He talks to a girl named Julie, not knowing that her boyfriend Tom is very possessive of her. Tom is learning karate from Lee, a sensei whose brother was killed by a rookie cop named Billy. Billy has since then become the janitor of the school that Ken, Julie and Tom go to. When Ken gets beaten up by Tom for talking to Julie again, Billy helps Ken by teaching him how to defend himself, which eventually leads to a battle between student vs. student, and sensei vs. sensei.

This high-powered action flick follows kickboxing champion Johnny Rider, who quits the ring after accidentally killing an opponent but is forced to employ his skills again to avenge the death of his brother at the hands of crime boss Rod Sparks (Nicholas Hill). After infiltrating Rod's gang, Johnny is targeted himself by Bill Williams (Ron Hall), a cop seeking revenge for the death of his own brother -- the fighter killed by Johnny.

An alien sent to Earth to retrieve a drug that was sent here on a black disc has to fight her race's enemies, who are also on Earth to search for the drug.

A kickboxing champ and a reporter are searching for a missing man, but they turn up a series of illegal kickboxing matches run by an arms dealer.

Two show-business women leave Los Angeles for Las Vegas, but phoney state troopers abduct them in the desert and they are taken to a laboratory/prison. Here, males come to experience sexual fantasies, which it is the job of the two girls and other attractive captives to flesh out. The captors force an hypnotic drug upon them to aid their performances. Then a country hitchhiker they met earlier at a gas station decides to rescue the girls.

Zane, a young rebel warrior from another planet, is transported to Earth to compete in a deadly game of survival against six of the most brutal warriors in the galaxy.

When Ethan's older brother Greg is found dead, the police rule the case a suicide, but Ethan suspects foul play stemming from Greg's recent involvement with a martial arts team called the Scorpions. Ethan is also accomplished at martial arts, and he determines to join the Scorpions as a means of learning what really happened to Greg. - Written by Michelle Sturges

After thief Alex Cardo gets caught while stealing an ancient katana in East Asia, he soon finds himself imprisoned and beaten up by the crowd there. One of the guards, Demon, feels upset by Alex appearance and tortures him as often as he gets the opportunity. Alex finds a friend and mentor in the jailhouse, Master Sun, who teaches him a superior fighting style called Iron Hand. When a 'best of the best kumite' is to take place, Demon gets an invitation. Now Master Sun and Alex need to find a way to let Alex take part in the kumite too.

When Dale Hartwell's best friend gets killed, he swears revenge on the bloodthirsty promoter and fighter who did it.