derxon2, agnes tachyon (tach-nology) (umamusume), agnes tachyon (umamusume), umamusume, umamusume: beginning of a new era, commentary, english commentary, highres, 1girl, ahoge, animal ears, ankle boots, artist name, black pantyhose, boots, brown hair, brown tail, from side, hair between eyes, high heel boots, high heels, horse ears, horse girl, horse tail, lab coat, medium hair, messy hair, motion lines, pantyhose, red background, red eyes, running, sleeves past fingers, sleeves past wrists, smile, solo, speed lines, sweater, tail, test tube, white boots, wide sleeves, yellow sweater