Katsuki Bakugo is a student in Class 1-A known for his explosive personality and powerful Quirk, Explosion, which allows him to create blasts using sweat from his palms. He is extremely competitive, aggressive, and determined to be the number one hero. While he often comes off as rude or hot-headed, he is highly intelligent in combat and steadily grows to understand teamwork and what it truly means to be a hero.

Shota Aizawa (Eraser Head) is a pro hero and the homeroom teacher of Class 1-A at U.A. High School. His Quirk, Erasure, allows him to temporarily cancel another person’s Quirk just by looking at them. He is strict, tired-looking, and blunt, but deeply cares about his students and pushes them to become strong enough to survive in the hero world. Despite his harsh teaching style, he’s highly protective and strategic in battle.

Hitoshi Shinso is also a U.A. student who originally studied in the General Department before working to transfer into the Hero Course. His Quirk, Brainwashing, lets him control anyone who responds to his voice, but it only works if they answer him directly. Because of how dangerous people thought his Quirk was, he was often misunderstood. Despite that, he is calm, strategic, and determined to prove he can be a true hero despite not having a flashy ability.

Shoto Todoroki is a student at U.A. High School who has a powerful dual-element Quirk called Half-Cold Half-Hot, allowing him to create ice with his right side and fire with his left. He was born into a strict and abusive hero family, which deeply affected his personality, making him initially cold, reserved, and distant. Over time, he begins to open up, reject his father’s expectations, and develop his own identity as a hero.