Original Name ナックルダスター
Romaji Name Nakkurudasutā
Series Vigilante: Boku no Hero Academia Illegals
Age 45
Height 185 cm (6’1″)
Date of Birth
Blood Type


The vigilante hero of “Boku no Hero Academia Illegals”.

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Knuckleduster, also known as Iwao Oguro, is a character from the manga series “Vigilante: Boku no Hero Academia Illegals”. He has a strong sense of justice and is driven by his desire to protect the citizens of Naruhata. Though he lacks a quirk, Knuckleduster makes up for it with his determination, resourcefulness, and exceptional physical prowess. He is portrayed as a dedicated and relentless vigilante who is willing to go to great lengths to keep his city safe.


Not much is known about Knuckleduster’s background prior to his appearance on the show. However, it is revealed that he is a street-smart vigilante who patrols the rooftops of Naruhata. He is often accompanied by fellow vigilantes Pop Step and The Crawler. Together, they work toward their primary goal of eliminating the threat posed by an illegal quirk-enhancing drug called Trigger. Knuckleduster’s encounters with Trigger users and other villains underscore his determination to rid the city of these dangerous elements.


Knuckleduster is portrayed as a physically imposing individual. He stands an impressive 185 cm (6’1″) tall and has a muscular build. He has short black hair styled in a crew cut and intense black eyes. He is often seen wearing a distinctive outfit that includes a mask, jacket, pants, and boots. Knuckleduster’s appearance embodies his role as a formidable and determined vigilante.


Despite his whimsical nature, Knuckleduster possesses exceptional physical strength and endurance. He displays remarkable punching power and the ability to withstand physical punishment, often surprising others with his skills. His fighting skills are honed through extensive hand-to-hand combat training, making him a formidable opponent in close combat. Knuckleduster’s street smarts and quick thinking also contribute to his effectiveness as a vigilante. He is adept at observing and exploiting his opponents’ weaknesses during combat.


Knuckleduster’s origins and the circumstances that led him to become a vigilante are not extensively explored in the series. However, his strong sense of justice and determination to protect the citizens of Naruhata motivate him to take on the role of vigilante. Though he lacks a quirk, Knuckleduster’s relentless pursuit of justice and ability to overcome adversity demonstrate his unwavering dedication to his cause.
In Vigilante: Boku no Hero Academia Illegals, Knuckleduster plays a crucial role in maintaining peace and order in Naruhata. His quirky status does not prevent him from making a significant impact as a vigilante. Through his exceptional physical prowess, martial arts skills, and quick thinking, Knuckleduster proves that heroism transcends the limits of quirks. As the series progresses, readers will learn more about Knuckleduster’s past and the motivations that drive him to protect the city he calls home.

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Knuckleduster – FAQ

What is Knuckleduster’s role in “Vigilante: Boku no Hero Academia Illegals”?

Knuckleduster is one of the main characters in the manga series “Vigilante: Boku no Hero Academia Illegals”. He is a vigilante who operates outside the law to protect innocent people from villains and other threats.

What are Knuckleduster’s skills and fighting style?

Knuckleduster is a skilled hand-to-hand combatant who relies on his physical strength and martial arts skills in battle. He is known for his powerful punches and agility. He also uses a variety of gadgets and weapons to aid him in his vigilante activities.

How does Knuckleduster contribute to the My Hero Academia universe?

Knuckleduster’s character adds depth and complexity to the My Hero Academia universe by exploring the world of vigilantes and their role in society. His actions and interactions with other characters provide insight into the moral dilemmas and challenges faced by those who choose to operate outside the law in order to protect others.

Is Knuckleduster affiliated with any hero agencies or organizations?

No, Knuckleduster operates independently and is not officially affiliated with any hero agencies or organizations. He prefers to work autonomously and make his own decisions on how to fight crime.

What motivates Knuckleduster to become a vigilante?

Knuckleduster’s motivation to become a vigilante stems from a personal tragedy. He witnessed the death of his daughter at the hands of a villain and was unable to save her. This event fueled his desire to take matters into his own hands and protect others who are vulnerable to villainous activities.

Does Knuckleduster interact with characters from the My Hero Academia series?

Yes, Knuckleduster interacts with characters from the My Hero Academia series, including some of the main characters such as Koichi Haimawari (The Crawler) and Kazuho Haneyama (Pop Step). Their encounters and collaborations make for interesting crossovers between the two series.