Leto has short black hair with red highlights, bear ears, and an intense expression. She wears a school uniform consisting of a white crop top, red tie, and a dark blue skirt, paired with a yellow jacket adorned with various patches and tags. Her outfit is completed with red thigh-high socks and black combat boots. She wields a large, complex weapon with mechanical parts and a gauge, as well as a scythe, emphasizing her readiness for combat. A red scarf adds a striking accessory to her ensemble.