Tobio Mami

Tobio Mami (飛緒 まみ) is a character introduced in Toaru Kagaku no Accelerator. She is presumably the twin sister of Tobio Yumi.

Appearance
Mami has long hair, and wears a light-colored ribbon and an eye patch which she uses to hide a gaping hole where her eye should be. This contrasts with her sister who has a dark-colored ribbon on her head. She wears a long dark hoodie and apparently no pants; revealing her bare legs.

Abilities
Mami's ability is called Volcanic Ball (噴出球体（ボルカニックボール）). It allows her to enclose the air currents into a sphere; compress and strengthen it; and then release it all at once. Mami uses her ability in her hand can use it to propel herself over long distances. Her proficiency with the ability is greater than Tobio Yumi as she can use it in greater duration as well as use the compressed air currents like a cannon.