gelbooruhttps://xbooru.com/index.php?page=atom&tags=1boy 2010s 2015 2d 2d (artwork) artist name balls black hair closed eyes cum cum drip cum dripping from penis drooling genitals grabbing own balls grabbing own testicles hair over one eye humanoid humanoid robot kneeling ladybumtickler male male masturbation male only masturbation mettaton mettaton ex moaning penile penile masturbation penis robot robot humanoid simple background sniggysmut solo solo male spoken heart testicles text third-party source undertale undertale (series) video game character video games white background2024-05-16T05:50:38Zgelbooru