2girls, alche_(benruce), artery_gear, artery_gear:_fusion, black_gloves, black_socks, blue_eyes, blue_hair, copyright_name, crossover, elbow_gloves, frame_arms_girl, gloves, holding, holding_weapon, materia_(frame_arms_girl), materia_kuro, materia_shiro, medium_hair, multiple_girls, pink_eyes, pink_hair, siblings, socks, tachi-e, twins, weapon, white_background, white_gloves, white_socks