Strength materializes across divergent continuities within the franchise. In one timeline, she operates as a genetically engineered Hemiteos Unit—Type 02—with tan skin, cropped white hair, and piercing orange eyes. Her battle-worn black-and-gray attire, frayed and streaked with orange, complements her colossal mechanical prosthetics, the Gigantic Arms. These weapons amplify her aggression and combativeness, contrasting starkly with her vulnerable, pacifist demeanor when separated from them—a duality forged by brainwashing, fragmented memories, and psychological trauma. Orphaned during Bogotá’s Lighthouse No. 8 incident, her arms were replaced with prosthetics prior to Hemiteos conditioning. Harboring resentment toward a pivotal authority figure due to this past, she later joins forces with former enemies to confront an apocalyptic threat, sacrificing herself decisively in the conflict’s climax.

An alternate incarnation emerges as the fractured reflection of a human counterpart, born within a dimension sculpted by emotional anguish. This iteration wields Ogre Arms that morph into projectile weapons and sports a mechanical tail, her orange eyes mirroring her origin’s intensity. Initially emotionless, she awakens to consciousness through her human twin’s pain, seizing their physical form to infiltrate the human world. Assuming their identity, she grapples with forming bonds while interrogating the existential role of alternate selves spawned from suffering, her arc intertwining empathy with the ripple effects of shared fates.

The core design by huke anchors her multiversal identity: tan skin, a black hooded dress adorned with a flaming collar, and the iconic Ogre Arms paired with a segmented, spine-like tail. Debuted in a 2009 artbook, this aesthetic blueprint informed subsequent adaptations. Later media iterations, including OVA and video game appearances, prioritize her role as a dimensional combatant wielding Ogre Arms, though narrative exploration remains secondary to action-driven portrayals.