Quirk: Erasure Function: Nullifies the quirks of anyone he makes eye contact with. Activation: His hair stands on end when his quirk is active. Weaknesses: Blinking: The effect is dispelled the moment he blinks. Eye Strain: Using his quirk causes him to suffer from dry eyes. Physical Damage: If his eyes are damaged or obscured, he cannot use his quirk effectively. Non-Quirk Abilities: It has no effect on physical strength or abilities not originating from a quirk. Mutant-Type Quirks: Some mutant-type quirks that are always on are immune to his power.

Personality Stoic and apathetic: On the surface, he appears cold, apathetic, and uninterested, preferring to nap in his sleeping bag. Logical and stern: He is highly logical and holds lofty, sometimes seemingly harsh, expectations for his students, believing they must experience hardship to grow. Caring and dedicated: Despite his gruff exterior, he is deeply committed to his students' well-being and will go to great lengths to protect them. Minimalist: He lives a minimalist lifestyle, owning only essential items.

Looks Hair: Messy, shaggy black hair. Height: 6'3" or 183 cm. Build: Lean. Attire: Often seen in his casual clothes, a sleeping bag, or his hero uniform. Eyes: Black, but turn red when his quirk is activated.