Black Lagoon (2006)

For Brandon Heat, death doesn't matter. Driven by his need for revenge, he returns from beyond the grave to cripple Milleneon, the huge mafia organization which uses undead monsters as its enforcers. His ultimate goal is to destroy Harry MacDowel, the leader of Milleneon and, at one time, Brandon's best friend...

Vash the Stampede's a joyful gunslinging pacifist, so why does he have a $$6 million bounty on his head? That's what's puzzling rookie reporter Meryl Stryfe and her jaded veteran partner when looking into the vigilante only to find someone who hates blood.

Stalked by a beastly white tiger, Atsushi Nakajima has no idea that the menace lives inside him—a power that catches the attention of the Armed Detective Agency. Using inhuman abilities to combat crime, this team takes Atsushi under the wing of their most eccentric member, Dazai. Together, they tear through mafia-muddled mysteries while enemies keep an eye on the tiger’s lofty bounty.

In the crime-ridden, mafia-governed city of Ergastulum, Worick and Nicolas are two “handymen” known as “Benriya” who would take any dirty job from either police or mafia, for a good price. After an assignment from police the two met and later joined by Alex, a former prostitute who got interested in the mysterious background of the team, in particular of Nicolas’ abilities.

Jonah is a child soldier and the newest bodyguard for Koko, an international arms dealer with an entourage of hired guns. The cold-blooded kid hates Koko’s line of work, but following her into the darkest corners of the black market might be the only way he can find those responsible for his family’s slaughter. Besides, his employer isn’t like most merchants of death. She uses guile and cutthroat tactics to keep her clients armed to the teeth—all while cultivating her own warped plan for the future of world peace. With the CIA desperate for her capture, assassins eager to collect her head, and the potential for every contract to end in ultra-violence, Koko and her comrades in arms bring the boom to every corner of the world.

In the year 2113, people are given brain scans to determine how likely they are to commit a crime. Those who fail are apprehended, or even killed.

Trigun takes place in the distant future on a desert planet. Vash the Stampede is a gunfighter with a legend so ruthless he has a $$60,000,000,000 bounty on his head. Entire towns evacuate at the rumor of his arrival. But the real Vash the Stampede, the enigmatic and conflicted lead character, is more heroic, even though he usually acts like a complete idiot.

Narumi Katou is a middle-aged man who suffers from the bizarre ZONAPHA Syndrome: a rare and inexplicable disease that causes its victims to endure severe seizures at random, with the only cure being to watch someone laugh. One day, during Narumi's part time job, a young boy with a giant suitcase fleeing from three adults runs into him. The boy introduces himself as Masaru Saiga, the new owner of the famous Saiga Enterprises following his father's recent death. However, other members of his family are trying to assassinate him and claim the fortune for themselves.

During Prohibition, the law is powerless and the mob rules Lawless, a town that thrives on the black market sale of illicitly brewed liquor. Avilio returns to town after a time away, following a lead on the murder of his family.

Humanity has found a way to achieve infinite energy by using coils to draw it from the fourth plane: dimension "W". With the production of coils having been monopolized by the New Tesla energy company, freelance collectors are hired to find and remove any illegal, unofficial coils. This is the story of collector Kyōma, who also happens to have a huge hatred towards coils. During one of his missions he stumbles upon a female android that perceives herself as being human, leading the two to enter an unlikely partnership.

Nadie is a bounty hunter targeting Ellis, a young amnesiac girl who is a suspect in the murder of a famous scientist. Nadie manages to apprehend Ellis, but on a whim, decides to help unlock Ellis's memories.

Ken Kaneki, a bookworm college student, meets Rize, a girl his own age with whom he shares many interests.

Long on style and short on cash, bounty hunters Spike, Jet and Faye trawl the solar system looking for jobs. But can they outrun Spike's past?

Two assassins face off at a certain "workplace." The cool bounty hunter Chateau and the mysterious and powerful Ryang-Ha. Chateau and Ryang-Ha become enemies after this fight—at least, they should have, but for some reason Ryang-Ha takes a liking to Chateau and begins following her around. Little by little, Chateau develops a cooperative partnership with Ryang-Ha, which gets her caught up in the struggle against the organizations hunting him down. Furthermore, that battle is related to her past as well. Why did Ryang-Ha approach Chateau? What is Chateau's secret past?

A teenaged gang leader in New York City faces his abuser and rival gangs alongside a photojournalist from Japan as they investigate a deadly new drug.

After a Momotaro assassin suddenly kills his adoptive father, Shiki vows to avenge him. But first, he must learn to control his newly awakened Oni blood.

Set in a part of Tokyo that has descended into a quagmire, the story follows Unit 8 of the 5th Special Public Security Section's 3rd Mobile Assault Division — popularly called "The Eighth" — who don powered armor "Willware" exoskeletons to counter the rise in crime. Assistant inspector Asami Kazari is assigned to The Eighth with the task of assessing the unit's status and reporting it to her superiors. But her true goal is to rehabilitate this sloppy, haphazard, justice-less group.

Crime never sleeps in Roanapur, and neither does Roberta—a devoted maid and skilled guerilla soldier in service to the Venezuelan Lovelace family. After the assassination of her superior by the US Secret Service, Roberta returns to the city of debauchery in search of vengeance and his killer's head. Meanwhile, young Fernando Garcia Lovelace, the new heir to his father's estate, tails Roberta to Thailand alongside his bodyguard, Fabiola Iglesias. He enlists the help of the Lagoon Company, with the objective of deterring Roberta's warpath and bringing her back to the family. However, with the continued bloodshed and mounting tensions between Roberta, island crime factions, and the US military, it will take a significant amount of strategy—and weaponry—to stop her relentless quest for revenge.