Rule 34 Dev - 2013 anatomically_correct anatomically_correct_penis animal_genitalia animal_penis animated anthro arms_behind_back asphyxiation biped bound cum dombrus ejaculation equine equine_penis erection execution gallows greyscale guro hanged highres hooved_fingers hooves horse horsecock loop monochrome noose nude open_mouth orgasm pain pencil_(artwork) penis rope snout solo testicles tongue tongue_out torture traditional_media_(artwork)|2673126792