The Bodyguard (1973)

Fight everyone and trust no one: it's the code of survival practiced by martial-arts master Casey Bowman after his life of domestic bliss is shattered by a savage act of violence. Vowing revenge, the fearless American stealthily tracks the killer from Osaka to Bangkok to Rangoon with the help of a wise and crafty sensei. His only clues: a series of victims whose necks bear the distinctive mark of strangulation by barbed wire. Fighting to avenge as well as to survive, Casey must sharpen his razor-like responses and take his battle skills to the next level, even using deep meditation to fake his own death. His target: the sinister drug lord Goro, who is flooding the streets with deadly meth cooked at his remote jungle factory. To prepare for his ultimate confrontation, Casey must finally become an invisible warrior worthy of the name Ninja. But just when his prey is cornered, an unexpected twist shows Casey that his battle is only beginning: he truly can trust no one.

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?

A drifter with a mysterious past arrives in a small town and finds the residents in the grip of a ruthless crime boss and realizes he has to help them.

A peaceful ex-ninja's life shatters when his son's kidnapping forces him back into violence amid an American-Japanese criminal drug war.

A westerner named Casey, studying Ninjutsu in Japan, is asked by the Sensei to return to New York to protect the legendary Yoroi Bitsu, an armored chest that contains the weapons of the last Koga Ninja.

Garan is a part of a group of international hitmen who are contracted to take out the most dangerous killer in the world, only to find out that they're the ones being hunted.

Ninja Assassin follows Raizo, one of the deadliest assassins in the world. Taken from the streets as a child, he was transformed into a trained killer by the Ozunu Clan, a secret society whose very existence is considered a myth. But haunted by the merciless execution of his friend by the Clan, Raizo breaks free from them and vanishes. Now he waits, preparing to exact his revenge.

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.

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?

Two feuding brothers (one a policeman, the other a martial arts expert) of different political views, join forces to avenge the death of their father, a retired agent, killed by the mafia.