Rule 34 Dev - ass back_muscles back_pose black_fur blush bondage bound bovid braided_hair brosb4does caprine fur goat hair harness heart male male_only mammal muscular muscular_male pecs presenting presenting_hindquarters silver_stag tanngrisnir_(tokyo_afterschool_summoners) tokyo_afterschool_summoners video_games white_hair|3464958640