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KaibaCorp
Mokuba Kaiba
Mokuba Kaiba
Seto's younger brother and Vice President of KaibaCorp. He can be somewhat unsettling due to his direct and unwelcoming nature. He is Quirkless.
- Broken Pedestal: Mokuba used to think that Yuugi was cool but not anymore.
- Child Prodigy: Much like his older brother, he's talented in handling advanced computer software and is involved in advanced interstellar projects related to KaibaCorp.
- Defiant Captive: He manages to fight off a squadron of armed kidnappers after Yami manages to Mind Crush them which weakens their threat level.
- Disabled in the Adaptation: He's Quirkless which is considered a disability.
- Dude in Distress: He ends up kidnapped and taken to I-Island in Chapter 10.
- FanBoy: He has a thing for Pro Heroes as his work laptops have a variety of hero stickers.
- Goal in Life: He's main motivation is to support his brother's dream of reaching the stars while transforming KaibaCorp into something that would make Gozaburo roll over in his grave.
- Grade-School C.E.O.: He's in his elementary years and works as a vice president of an established business.
- Green-Eyed Monster: His dislike for Yuugi stems from how close he and Seto have become after the events of Book 1, especially considering that Yuugi was instrumental in helping Seto recover his lost heart after Gozaburo's abuse. Mokuba can't help but feel ashamed for not being able to help his big brother with his personal trauma.
- The Illegible: His texting penmanship leaves alot to be desired.
- Nice Job Breaking It, Hero: In order to get Gran Torino off his back, Mokuba drugs his red bean paste which causes the jet-hopping relic to pass out for hours. This would cost him dearly as some thugs manage to kidnap the boy and take him from Japan to I-Island as a hostage plot against Seto.
- Sweet Tooth: He likes sweets as he brings a pile of Kit Kat bars for him and the others to eat during a private meeting.
- Used to Be a Sweet Kid: Yuugi thinks of him as this as his past self was more child-like and approachable compared to how unnerving Mokuba is towards him in the present.
Mei Hatsume
Mei Hatsume
An assertive and wildcard girl who is also one of KaibaCorp's greatest, and most exhausting, engineers. Her Quirk is Zoom.
- Bunny-Ears Lawyer: To Seto, she's a living migraine because of her aggravating personality mixed with how chaotic her inventions turn out. But she makes up for it by being one of the best engineers of her generation who is significantly helping the company's space projects.
- Disabled in the Adaptation: She admits to having dyscalculia.
- Genki Girl: She's a firecracker of a girl who's bursting with energy.
- Goal in Life: To start up her own support company.
- Guile Hero: When making deals at KaibaCorp, she always figures out how much access or influence she can gain from the multibillion dollar company. Even if Mei were to be fired, she knows she'll get by as her initial contract has practically set her up to continue her work wherever she wants.
- Jerkass Has a Point: She's more abrasive and exploitative then an outright jerk, but Mei isn't wrong in pointing out that Yuugi's unwillingness to set up better financial desires when at work will ultimately lead to him being exploited by more aggressive employers.
- Mad Bomber: She takes a liiittle too much joy in getting to see her babies blow things up (or blow up themselves).
- Unwanted Assistance: While making deals with Seto that ultimately benefit her, Mei also goes out of her way to get Yuugi to take as much as he can from their influential employer. To her loss, Yuugi is a humble boy who is strongly against exploiting his friend for anything extravagant.
- Wrench Wench: A young lass who loves to get her hands dirty with inventing.
The New Consultant Chapter 17 Spoilers
Ochako Uraraka
A tough, warm-hearted girl that Izuku befriends during the Yuuei Entrance Exam. She would be instantly hired by Yuugi to help out with KaibaCorp's space program as an anti-gravity consultant. Her Quirk is Zero Gravity.
- Big Eater: She happily indulges in a variety of meals provided to her after her Quirk demonstration.
- Combat Stilettos: Defied. Her costume came with these but she was able to get rid of them with some help from Melissa.
- The Determinator: Even though she gets nauseous after extraneous use of her Quirk, she refuses to quit and is more than eager to continue onward (after a good break of course)..
- Gravity Master: Her Quirk allows her to remove the gravity of anything or anyone she touches. It's because of this that Yuugi invites her to work at KaibaCorp so they can use her Quirk to help with their research.
- Logical Latecomer: Due to being a recent hire, she had no idea about the Kaiba brothers being the CEO and Vice President of KaibaCorp nor did she know about their ongoing conflict with Industrial Illusions.
- Nice Girl: A friendly girl at heart who's easy to warm up to others.
- Only in It for the Money: Just like in canon, her motivation in becoming a Pro Hero is for the financial security of her family. It's another reason why she decides to work with Yuugi and Seto.
- The Smurfette Principle: She's the first girl to be part of Yuugi and Izuku's School Crew.
- You Remind Me of X: Yuugi briefly compares her to Anzu because of their similar hairstyles.
I-Island Expo
Dr. Arthur Hawkins
Dr. Arthur Hawkins
Jii-chan's boisterous American friend. He along with his graduate student Martim Santos are involved in genetic encryption and cryptography. His Quirk is Genetic Re-Assembly.
- Bad Powers, Good People: His ability to reassemble DNA can have dangerous consequences if used for wicked reasons. Thankfully Dr. Hawkins has good morals and only uses them for research purposes.
- Friendly Rivalry: Along with their past gaming rivarly, it's implied that Arthur and Sugoroku use their grandchildren's successes just to brag at each other.
- Magic Genetics: His Quirk allows him to reassemble DNA components in any living organism. He mainly uses this power in regards to Quirk research.
- Mr. Exposition: He provides Yuugi and the audience information regarding Quirk history and chisme related to I-Island and it's attendants.
- Old Friend: To Sugoroku.
Bandit Keith Howard
Bandit Keith Howard
A hot headed man who is the current owner of an unstable Support Company. In America! His Quirk is unknown.
- Bullying a Dragon: Keith really doesn't see the consequences in harassing Pegasus, a high-ranking CEO with enough influence to destroy his company and himself.
- Hidden Depths: He does Mine Craft livestreams.
- Hot-Blooded: He lets the temper get the best of him which leads to alot of dumb choices.
- I Shall Taunt You: Keith is known to offend people on his livestreams as part of his entertainment.
- Money Dumb: Santos claims that he's made alot of poor financial choices which led to his company being on the verge of bankruptcy.
- Patriotic Fervor: He still has on his American bandana like in the original. According to Izuku, it's a violation of flag code.
- Upper-Class Twit: He's described as a trust fund baby and was given multiple opportunities to improve his wealth. He unfortunately isn't very smart in managing his affairs and is costing his company quite alot.
- Villain Team-Up: He isn't an outright villain in this reality, but he does make a meeting with Shitai Miyashita, Re-Destro's secretary, in the hopes of setting up a business alliance.
David Shield
The reigning king of I-Island and is regarded as a revolutionary figure when it comes to Hero Support technology. Outside of his work, he's an approachable man who cares for his daughter. His Quirk is Squirmy Fingers.
- Ditzy Genius: Deconstructed. Even though he's an outstanding scientist who makes cutting edge technology that benefits the world, he doesn't keep track of the flaws in his own tech or his relations with his coworkers. Examples include his surveillance cameras being easily manipulable and how some of his closest allies, Abraham, tried to take advantage of his research without his knowing.
- Dude in Distress: He's abducted by Wolfram during the I-Island rampage.
- Famed In-Story: His research and inventions have made him a household name when it comes to support technology.
- Good Parents: He genuinely loves Melissa and frets for her safety.
- Old Friend: One of All Might's first and most trusted friends when he made his hero debut.
Ryou Bakura
Ryou Bakura
A polite and soft-spoken boy who serves as Dr. Aknadin's assistant. His Quirk is Out Of Body Experience.
- Adaptational Sexuality: He's gay, or has an attraction to boys, as he steals a kiss from Yuugi before leaving I-Island.
- Astral Projection: His Quirk allows him to forcefully eject a person's mental consciousness from their body.
- Bad Powers, Good People: He has a good heart but his Quirk can be extremely dangerous if used improperly. Yuugi himself is very disturbed when he sees Ryou activating his power on two kidnappers. Though Ryou does point out the good that can come with his Quirk.
- Bloodlust: Yuugi learns that he has a deep fascination with blood and can infodump for hours on end about blood.
- Disabled in the Adaptation: He has an endocrine disorder.
- Hidden Depths: Ryou is very passionate about RPG fantasy games.
- In-Series Nickname: To Yuugi's annoyance, Jounouchi christens him as "Blood Guy".
- Long-Haired Pretty Boy: He has long, fluffy hair and is quite attractive by anime standards.
- The Medic: He works as a medical assistant and is even licensed to take blood from patients.
- Motor Mouth: He can talk for long hours when it comes to anything medical related.
- Noodle Incident: He's boobytrapped his laboratory's fridge on different occasions.
- Not So Above It All: Despite being a reliable boy with good morals, he does have a mischievous side to him. Such as taking part of the betting involving Pegasus vs. Bandit Keith and having field experience in lockpicking.
- Once Done, Never Forgotten: Ryou once made a Quirkist comment to Melissa. While he's apologized for it, she constantly brings it up so he'll never forget it.
- Screen Name: His username is EmptyNecropolis.
Yuuei
Yuuei Staff
Principal Nedzu
Principal Nedzu
A furry talking animal who's also the head honcho of the prestigious Yuuei Academy. His Quirk is High Spec.
- Cartoon Creature: The type of animal he's meant to be is a mystery for the ages. He even makes it a guessing game whenever he introduces himself to others.
- Mister Big: Inverted. He's a little creature who's running a high ranking Hero Academy that will usher in new generations of heroes per his standards.
- Not Me This Time: Even though he was Yuugi's online chess partner and was encouraging him with his engineering skills, he admit that his account was hacked which led to Yuugi gaining access to unauthorized schematics.
- The Omniscient: What makes Nedzu so powerful is how quick he is to learn about anything of importance. He even gave a run down of Yuugi's personal history during his visit to the school in Book 2 Chapter 15.
- Trickster Mentor: He's revealed to be online chess player "thefuturelaughsfromtheceiling" and was secretly guiding Yuugi with designing his future inventions.
Recovery Girl
Recovery Girl
The head of Yuuei's medical department known for being friendly but firm with her patients. Her Quirk is Heal.
- Cool Old Lady: An elderly lady who's also a professional doctor.
- Healing Hands: She kisses people to make them feel better.
- The Medic: Serves as the school nurse/doctor.
- Old Friend: To Netsuko.
Higari Majima/Power Loader
Higari Majima
Yuugi's Support teacher who encourages his students to be mindful of their future inventions. His Quirk is Iron Claws.
- The Faceless: His face is covered by a giant metallic helmet.
- The Mentor: He becomes Yuugi's (and Hatsume's) Support teacher at Yuuei.
- Properly Paranoid: Downplayed and Justified. His first lesson to his students was a discussion on how if they aren't careful with their inventions or how others use them, then it can cause devastating consequences to the rest of the world. So his job will be to ensure that they know about how their inventions can be used improperly and how they can prevent potential disasters.
- Walking Shirtless Scene: To Yuugi's concern, he prefers to be shirtless which he considers to be a safety hazard given their work environment.
Yuuei Student Body
Shouto Todoroki
Shouto Todoroki
A quiet and stoic boy who is plotting to forge his own path to heroism. His Quirk is Half Hot Half Cold.
- Adaptational Relationship Overhaul: In the original series, he treated Izuku with cold antagonism as he viewed him as an obstacle to become his own hero and didn't become his friend until after the Sports Festival Arc. In the story, he ends up befriending him and Yuugi before they reach Yuuei. And thanks to the two of them sympathizing with him having Endeavor for a father along with the possibility of using his Quirks for rescue work, Shouto becomes more open to accepting their friendships.
- Adaptational Sexuality: In canon, he never showed interest in boys (or anyone for that matter). But in here, he's open to dating guys as he instantly asks out Seto Kaiba after standing up to his father.
- Dark and Troubled Past: He explains to the boys that he was the result of a Quirk Marriage and his mother lost her sanity because of the ongoing abuse and pressure. This would result in her splashing his face with boiling water on accident.
- The Ditz: He can be an airhead at times as he doesn't really understand social cues or takes longer to get a clue.
- Hates Their Parent: For reasons unspecified, he detests his father and is looking for ways to spite him while using his own potential against him.
- An Ice Person: He has the power to manipulate ice and considers it more valuable than fire.
- No Social Skills: He's still new to interacting with people and how to treat them. Case in point with him asking Seto out on a cat cafe date after he intimidated his father.
- Like Parent, Unlike Child: Shouto hopes to invoke this by becoming a Rescue Hero; one that wouldn't get into the Hero Rankings like his father wants him to.
- Playing with Fire: His Quirk also comes with fire manipulation but he refuses to use for the sake of defying his monster father.
- Shadow Archetype: After hearing of his tragic backstory and how he came from a Quirk Marriage, Yuugi ponders how he could have turned out like Shouto if his father/family shared the same ambitions as Endeavor..
- The Stoic: He rarely ever shows emotions throughout his appearances.
- Trademark Favorite Food: He loves strawberry milk.
Tenya Iida
Tenya Iida
An over-the-top teenager known for his strong morals. His Quirk is Engine.
- Big Brother Worship: He strongly admires his brother Tensei and wants to be as great of a hero as him.
- Commonality Connection: He struggles with figuring out when he offended someone or what the inciting incident is. That type of problem is something Yuugi also struggles with to which he has his sympathy.
- Innocently Insensitive:
- Upon meeting Yuugi, he instantly assumed that he was involved with the Yuuki Clan.
- He also makes some comments about girls in general that come off as rather belittling.
- Locked Out of the Loop: He doesn't know about Jounouchi's Gender Bender Quirk and assumes he's a pervert who stalks the girl's bathroom. The blonde and Ochako have a bet to see how long it'll be before he notices.
- No Indoor Voice: He never learned how to talk in a quiet voice as he practically shouts everything he says.
- Teacher's Pet: He upholds school regulations and insists that his new friends and classmates obey them so they can maintain Yuuei's impeccable reputation.
Hitoshi Shinso
Hitoshi Shinso
A moody, purple-haired teen who's part of Yuugi's Gen Ed homeroom. His Quirk is Brainwashing.
- Adaptational Badass: In canon, he lost his fight with Izuku during the first round of the Sports Festival Tournament. In here, he makes it to the Final Four after getting Bakugou to lose using his Brainwashing Quirk.
- Compelling Voice: His Quirk allows him to control anyone who directly speaks to him.
- Irrational Hatred: During the first weeks, he'd give death glares at Yuugi who did nothing to warrant them. Apparently the reason is because he assumed Yuugi was part of the detestable Yuuki Clan. But Hitoshi lets go of his hatred once he gets to know him better.
- Mistaken Identity: Juudai assumes that he's also part of the Yuuki Clan just for having purple eyes and hair.
- Perpetual Frowner: Is always shown scowling or in a bad mood. Especially towards Yuugi.
- Pet the Dog: In spite of his grim demeanor, he's fairly pleasant towards Juudai who wandered away from his Uncle Mahādo.
Minoru Mineta
Minoru Mineta
A diminutive little boy with a repulsive sex drive. His Quirk is Pop Off.
- Adaptational Karma: In canon, he was free to sexually harass his girl classmates and received no authoritative punishments from the faculty. In here, Aizawa expels him on the First Day not only for his despicable comments but also for his lousy scores during the Exercise Exam.
- All Men Are Perverts: All Mineta does all day is talk non-stop about women in a derogatory fashion while citing which ones he thinks are hot.
- Never My Fault: Now that he's in General Ed, he spends his time whining about Aizawa being too hard on him and how he did nothing to deserve being booted out of the hero program.
- Slapstick: He still suffers from physical slapstick whenever he crosses a line with his comments. Which is always.
- They Just Dont Get It: Even after being expelled for making girls uncomfortable, Mineta continues to make gross comments about the girls in his new class.
Eijirou Kirishima
Eijirou Kirishima
A tough young guy who strives to be the best man he can be. His Quirk is Hardening.
- Amazon Chaser: Played With. He falls in love with Jounouchi when he's in girl mode and is interested in going on a date with him. Whether he'll still pursue Jounouchi after he learns the truth is up for debate but it's more than likely that it won't be a big deal.
- Early-Bird Cameo: He's mentioned in Book 1 having witnessed Jounouchi fighting some gang thugs.
- I Want to Be a Real Man: His heart's desire is to become a worthy man. He also describes things he likes as "manly".
- Locked Out of the Fight: He ends up getting a concussion during the Sports Festival Attack leaving Jounouchi, Bakugou and the others to watch over him and fend off any potential threats.
- Locked Out of the Loop: Kirishima assumed that Jounouchi is a girl who knows how to kick ass without using a Quirk.
- Made of Iron: His Quirk allows him to harden his body which improves his attacks and defenses.
