Shōta Aizawa, better known by his Pro Hero name Eraser Head, is a Pro Hero and the homeroom teacher of U.A. High School's Class 1-A. He is a highly experienced underground hero who specializes in stealth, observation, capture, and strategic combat. His Quirk, Erasure, allows him to temporarily nullify another person's Quirk while he maintains visual contact with them. His Quirk is extremely useful in combat, but prolonged use places significant strain on his eyes.