Misaka

Misaka in A Certain Magical Index refers to Misaka Mikoto, Tokiwadai Middle School's Level 5 Railgun. She becomes involved in Academy City's conflicts after discovering that clones of her are being sacrificed in the Level 6 Shift experiment.

Misaka's role and development in A Certain Scientific Railgun

Mikoto is proud, compassionate, competitive, and embarrassed by vulnerable feelings. Her electromaster ability controls electricity, magnetism, hacking, and the coin-fired Railgun attack.

Misaka's defining relationships and loyalties

Kuroko Shirai is her devoted roommate, Touma Kamijou is a rival and love interest, and the Misaka Sisters force her most important moral struggle.