armband, bare_shoulders, bike_shorts, bodysuit, dragon, dragon_girl, dragon_horns, dragon_tail, frown, gradient_background, horns, light_purple_hair, long_hair, looking_at_viewer, mecha_musume, mechanical_wings, original, pink_hair, pointy_ears, purple_hair, robot, scales, science_fiction, serious, signature, skin_tight, sword, tail, takayama_toshiaki, weapon, wings, yellow_eyes