Mt. Lady figure presents a bold, action-ready pose that emphasizes her Gigantification ability while remaining balanced for display. The sculpt captures her signature hero costume in vivid tones of hot pink and deep purple, with crisp lines and subtle shading that highlight folds in the suit and the fur-trimmed collar. Fine texturing under the glossy finish imitates leather and fabric, while the boots and gloves receive careful attention to seam lines and hardware detail. The face is rendered with a confident, slightly knowing expression that conveys Mt. Lady's self-assured personality. A clear display base supports the dynamic stance without distracting from the costume's color and silhouette.

Mt. Lady, whose civilian name is Rumi Usagiyama, is a professional Pro Hero known for her Gigantification Quirk, which lets her grow to towering heights for rescue operations and crowd control. In the series, she often appears in situations that test a hero's balance between bravado and responsibility, serving as a foil to younger students while offering practical insight into using power wisely. Her larger form creates dramatic, cinematic moments in battles and emergencies, while her civilian demeanor and humor soften intense scenes. As part of the Pro Hero community, she demonstrates teamwork, courage, and compassion, reminding viewers that true strength includes protecting civilians and maintaining perspective under pressure.