gelbooruhttps://xbooru.com/index.php?page=atom&tags=1:1 1:1 aspect ratio 1 girl 1girl 2010s 2018 2d 2d (artwork) animated skeleton ass ass focus back view butt butt focus closed eyes digital media (artwork) ectobody ectobutt female female only female sans genderswap genderswap (mtf) high heels line art lineart monochrome monster nsfwgarbagedump pole pole dancing rule 63 sans sans (undertale) shoes simple background skeleton solo solo female undead undertale undertale (series) video games white background2024-05-10T03:59:04Zgelbooru