Appearance: Completely invisible under normal circumstances. Her presence is usually indicated only by floating clothes, such as her U.A. High school uniform or her hero costume (which consist solely of a pair of gloves and boots to maximize stealth). When she is visible, she appears as a petite, attractive teenage girl with wavy, shoulder-length multicolored hair and large, dual-colored teal and yellow eyes. Her youthful face features a bright expression Personality: Cheerful, bubbly, and incredibly energetic. She is very outgoing and rarely feels self-conscious about her invisibility, often acting completely like a normal high school girl despite no one being able to see her face. Quirk — Invisibility: Her body is completely transparent and refracts light. In addition to stealth, she can manipulate light passing through her body to release blinding flashes of light to dazzle opponents.

Appearance: Tall and athletic with long black hair tied into a spiky ponytail, sharp dark eyes, and a refined, mature posture. Personality: Intellectual, polite, and dedicated. Coming from a wealthy family, she speaks formally and acts as a natural leader, though she can occasionally overthink under pressure or doubt her tactical choices. Quirk — Creation: She can produce any non-living material or object from her skin by converting her body's fat cells, provided she understands the atomic structure and chemical composition of the object.

Appearance: Tall, muscular, with short dark blue hair, rectangular glasses, and distinctively wide, engine-like exhausts protruding from his calves. Personality: Extremely dutiful, intense, and rule-oriented. As Class 1-A's representative, he takes discipline seriously, often making dramatic hand gestures when speaking or reprimanding classmates for minor infractions. Quirk — Engine: He has internal combustion engines located in his calves, giving him extraordinary running speed and kick power. He can shift gears to adjust speed, running on specialized fuel like orange juice.

Appearance: Average height with short blonde hair, simple small eyes, and a thick, muscular tail extending from his lower back. Personality: Calm, modest, and noble. He is hard-working and prefers a straightforward, honorable approach to fighting, often feeling self-conscious about being "plain" or ordinary compared to his flashier classmates. Quirk — Tail: A prehensile, strong tail that functions as a fifth limb. He uses it for mobility, defense, and powerful physical martial arts attacks.

Appearance: Bright pink skin, short messy pink hair, yellow horns on her head, and black eyes with yellow irises. Personality: Playful, hyperactive, and social. Mina loves fashion, dancing, and romantic gossip. She is fiercely loyal to her friends and brings high energy to any group setting. Quirk — Acid: She can secrete a corrosive acid liquid from her body. She can control both the viscosity (making it slippery or thick) and solubility levels of the acid to either melt barriers or create protective barriers and slides.

Appearance: A petite girl with short, deep purple hair cut into an asymmetrical bob with soundwave-shaped highlights, dark downward-slanting eyes, and long, cord-like earlobes that terminate in headphone jacks. Personality: Pragmatic, sarcastic, and cool on the surface, though she can be easily embarrassed and defensive about her interests. She is passionate about rock music, highly observing, and fiercely protective of her friends. Quirk — Earphone Jack: Her elongated earlobes act as auxiliary cords that can plug into objects to channel the sound of her heartbeat into destructive shockwaves, or tap into surfaces to amplify and listen for faint distant sounds.