no uwazumi, rice shower (make up vampire!) (umamusume), rice shower (umamusume), umamusume, highres, 1girl, :o, animal ears, bat wings, breasts, brown hair, claw pose, fang, frilled hairband, frills, gloves, hairband, halloween, halloween costume, horse ears, horse girl, jumpscare, long hair, looking at viewer, neck ribbon, official alternate costume, open mouth, puffy sleeves, purple eyes, purple gloves, purple wings, ribbon, shirt, short sleeves, simple background, small breasts, solo, upper body, upside-down, white background, white shirt, wings