Rule 34 Dev - 1boy after_sex anthro asgore_dreemurr ass body_writing boss_monster bottom_asgore cum cum_dumpster cum_inside furry graffiti humanoid_penis male male_only malesub money monster penis prostitution screwchub solo solo_male source_request tail tally_marks testicles through_wall uke_asgore undertale undertale_(series) unseen_male_face video_games writing|619357