nyxo, agnes tachyon (umamusume), umamusume, absurdres, commentary request, highres, 1girl, ahoge, alternate costume, animal ears, bikini, black bikini, black thighhighs, blush, brown hair, coat, ear ornament, groin, horse ears, horse girl, horse tail, lab coat, messy hair, navel, open clothes, open coat, red eyes, short hair, side-tie bikini bottom, simple background, sleeves past fingers, sleeves past wrists, solo, stomach, swimsuit, tail, test tube, thighhighs, white background, white coat