Dr. Sudo Hikaru "treats" robot and humanoid problems takes place in the near future. He also has the undercover name "Moggadeet", under which he secretly takes on illegal medical procedures. He is polite, intelligent, analytical and rational. He seems cold but deep down he is kind and concerned about others.

Dr. Hikaru Sudō from AI no Idenshi -The Gene of AI

Calm, polite, passionate about his conviction and his own moral values. 

Calm, polite and passionate about his conviction

Pro Hero and a stern teacher; logical, analytical and reserved. He appears apathetic, but genuinely cares about his students and loved ones.

Stern, reserved, logical, apathetic, impatient

He is a half-human, half-demon, before he was a "Demon Killer", now is Aya's assistant. He is calm, kind, polite, forthright, outspoken, has an overall laid-back and carefree attitude, but cares a lot about his master, Aya.

human-demon. Calm, kind, forthright, outspoken

A mad, strong, malicious, manipulative, unpredictable and impulsive man. Leader of the League of villains.

crazy, malicious, manipulative, unpredictable

Gabimaru is an elite shinobi assassin formerly from Iwagakure and the last holder of the infamous alias, Gabimaru the Hollow. He is also the husband of Yui, the eighth daughter to the Iwagakure chief. He is generally calm and apathetic, a composure he maintains even when faced with danger, but is usually deep down kind and concerned about those he appreciates, but also has very poor social skills.

Brave, strong, apathetic,calm but kind deep inside

Pochita Csm

Shota Aizawa, also known as the Erasure Hero: Eraser Head, is a Pro Hero and the homeroom teacher of U.A. High School's Class 1-A.
Shota is a very stern and reserved man. He is primarily motivated by logic and often comes off as cold, apathetic, and impatient, but is also protective and concerned about others.

Pro Hero, stern, reserved, protective, rational

Analytical, coldblooded, ruthless, manipulative, liar, emotionless and indifferent to others, a very proud man, tends to mistrust others.

analytical, ruthless, cold-blooded sniper

A calm and composed demeanor

mysterious, charming, playful and flirtatious, but dangerous.

charming, playful and flirtatious, but dangerous.

"Sugimoto The Immortal", optimistic, brave, honest, kind and valorous man  who cares a lot about his friends and loved ones. 