Devil Hunters (1989)

On the run from a lethal assassin, a wily con artist devises a scheme to hide out inside a small-town police station. However, when the hit man turns up at the precinct, an unsuspecting rookie cop finds herself caught in the crosshairs.

The action of the film begins in the 1970s – even then, the young protagonist knows that adrenaline tastes better than powdered milk. Over time, he also discovers a desire for money, power, and being above the law. A transformation begins, and his gangster talent blossoms. Together with a friend, they build their own army.

When his daughter is murdered, William Duncan takes the law into his own hands, setting out on a quest for retribution. After killing the street thug responsible for her death, he finds himself in the middle of a war with the thug's brother, father, and their gang, who are equally hell-bent on getting even. What ensues is a tense back-and-forth game of vengeance. By the end, William comes to find that the quest for revenge never has a winner.

A crime syndicate places a hit on a billionaire's daughter, making her the target of an elite assassin squad. A small band of down-and-out mercenaries protects her, fighting tooth and nail to stop the assassins from reaching their target.

After barely surviving a brutal attack by a sadistic serial killer, crime boss Jang Dong-su is left humiliated. Determined to catch the killer known as K, he forms an uneasy alliance with Jung Tae-seok, a relentless and incorruptible detective who often disrupts his illegal business. However, while Jang Dong-su wants K dead, Jung Tae-suk is determined to bring him to justice. With a deal in place—whoever finds K first will decide his fate—the hunt begins, blurring the lines between crime and law.

Two high school girls who are about to graduate also happen to be highly-skilled assassins. When the organization they work for orders them to share a room, their relationship quickly sours. But when they become targets of the yakuza, the girls realize they'll have to work together to survive.

After sparing a girl's life during a massacre, an elite Triad assassin is targeted by an onslaught of murderous gangsters.

Undercover Las Vegas police officer Vincent Downs, who has a lot of enemies, is caught in a high stakes web of corrupt cops and the mob-controlled casino underground. When a heist goes wrong, a crew of homicidal gangsters kidnap Downs’ teenage son T. In one sleepless night, Downs will have to rescue his son, evade an internal affairs investigation, and bring the kidnappers to justice.

Many years ago Mr. Six was a notorious gangster. That was back when there was still such a thing as honour among thieves, when criminals earned respect and maintained principles. These days Mr. Six is all but forgotten, a living relic residing in a narrow alley. One day Six's son, Xiaobo, is abducted by some spoiled punks after he scratches their precious Ferrari. Mr. Six realizes that he must do whatever it takes to get his son back — even if that means returning to the life he thought he had left behind.

In a crime-plagued area of Rio de Janeiro, a team of honest cops, including a determined rookie, fights corruption and mistrust on all sides.