Snipe's costume, Quirk and his overall mannerisms, including his accent in the English dub of the anime, are all similar to that of a traditional cowboy.

Being the head of U.A.'s senior students in the Hero Course, Snipe shows to be quite intelligent and knowledgeable when it comes to battle practice, as he pointed out that having the first year students face robots during the Final Exams wouldn't help them if they would continue to encounter Villains in the future.

One of U.A. High School teachers. 

Chitose Kizuki, also known by the code name "Curious", was the executive director of Shoowaysha Publishing, and also secretly a leading member of the modern Meta Liberation Army. She is one of the main antagonists of the Meta Liberation Army Arc.

An arrogant supervillain.

Chojuro holds a deep hatred against society since he was ostracized due to his animal-like appearance. After being saved by Nine, he chose to serve under him in the hopes of creating a new society that would be determined by power. Like Slice, he had a more compassionate side towards Nine, demanding that he wake up after having passed out from his Quirk so they could all continue to pursue their goal.

A Villian from the MHA Heroes: Rising.

Clair Voyance holds a calm, resolved, and relatively serious composure. She is a dutiful hero who assists others when needed, such as the raid on Humarise Headquarters.

Pro-Hero from World Heroes' Mission.

Crimson Riot seems to be a hero with a very strong will who believes that willpower is more important than one's Quirk, stating, "As long as you have a manly spirit, it doesn't matter what kind of Quirk you have." He clearly states that for him, the word "manly" refers purely to a state of mind, essentially determination and courage, and therefore isn't gender-specific, and can be found as much in women as in men.

Pro-Hero.

Selkie is a confident, kind, and professional individual who prioritizes his hero work and protecting his crew. Selkie is a man with a muscular physique, but with the appearance of a humanoid spotted seal that has a gray beard.

Pro-hero and Captain of the Oki Mariner.

A hybrid owl man that lives in a town full of hybrid birds like himself in the gothic era. He owns a public library around the towns square, he's rarely seen outside of the library but he will eventually leave during the night. He's married to a human woman named: Lovina. 

Brutus is a quiet individual.

A librarian hybrid owl man.

Gang Orca is a tall, well-built man whose body has the features of a killer whale, thanks to his mutant-type Quirk. He has deep white eyes that feature several rings that circle his red pupils. At times he can look extremely menacing

Number 11 Pro-hero.

Shishido is a fiery, hot-blooded individual who will do anything to achieve victory. He is easily riled up, and when enraged, doesn't think twice about using physical strength to reprimand someone.

Number 13 Pro-hero.

Uwabami possesses a celebrity-like attitude, but mostly remains a calm and level headed Hero. She appears to prioritize her modelling jobs over her hero work, as she only chose to mentor two U.A. students because they were cute enough to be in her commercial.

Giran seems to be a greedy man who only cares about money. He seems to have no personal interests in the league nor has any reasons to be a part of it, other than for income. His cell phone case (which features bunny ears) suggests that he may have a bizarre taste in accessories.

Despite all of this, he seems to be a well-known businessman in the underworld, according to Kurogiri. He always keeps up with the latest trends and does a great job at recruiting new villains into the league.

C-Rank Villian and Greedy Broker.

Shin is a very cynic man who became emotionally distanced from people due to his Quirk revealing their dishonest intentions, believing emotions to be unnecessary. Due to how he saw Overhaul's sincere intentions, Shin dedicated his life to following him no matter what. He is smart and calculating due to his knowledge as a con man, taking advantage of Mirio at every turn, especially turning his own feelings of regret against him.

C-Rank Villian and Member of The Shie Hassaikai.

After being mortally injured by All Might years ago, All For One's face was entirely made up of scar tissue, extending from above his upper lip and covering his entire head and the back of his neck. As such, he had no visible nose, ears, hair or eyes, though the outlines of his eye sockets were visible. All For One was blind, but used an Infrared Quirk to "see" and he would sense the directions of vibrations in the area around him, similar to echolocation.

The Symbol of Evil.

Corbin Ransley or Dr. Ransley, a hybrid raven man that lives in a town full of hybrid birds like himself in the gothic times. He is one of the few doctors in town, working the morning shifts. 

One of the few Hybrid doctors in town.

Juzo Moashi, also known as the hero Centipeder, was a sidekick affiliated with Sir Nighteye's Hero Office, who later became the successor to the company after his mentor passed away.

Sidekick affiliated with Sir Nighteye.

Ryuko is a humble and gentle person, giving praise where it is deserved and not expecting gratitude in return. She always keeps her composure in a combat situation. Ryuko sees talent where it's due and is willing to hand difficult tasks to those who she thinks can handle them.

Number 10 Pro-Hero.

When angry, Ryo speaks in an incoherent and violent manner with a mix of words and a sound akin to a dog's growling. Ryo has the appearance of a dog due to his Quirk. He has a scruffy mane of blond hair sticking straight out behind his head.

The scary U.A. high counselor.

Kiruka is a formidable fighter, and like everyone else in Nine's group, she is powerful enough to take on multiple opponents by herself.