echoo, stay gold (umamusume), umamusume, absurdres, commentary request, highres, animal ears, black boots, blue background, blue pants, boots, brown coat, brown hair, coat, collared shirt, double-parted bangs, dress shirt, ear covers, full body, goggles, goggles around neck, gradient eyes, hair between eyes, hands up, horse ears, horse girl, knee boots, limited palette, long hair, long sleeves, multicolored eyes, multicolored hair, open clothes, open coat, pants, purple eyes, shadow, shirt, sidelocks, signature, simple background, standing, stay gold (sunlit outsider) (umamusume), streaked hair, white hair, white shirt, yellow eyes