Rule 34 Dev - ! age_difference anthro antlers arms_tied ass balls bondage bondage bottomless bound cervid clenched_teeth clothed clothing collar digital_media_(artwork) domination duo english_text erection eyebrows eyewear fur furfragged furgonomics gameplay_mechanics genitals glans glasses hair half-closed_eyes hat headgear headwear hi_res holding_leash holding_object horn humanoid_genitalia humanoid_penis leash line_art looking_back male male/male male_domination mammal narrowed_eyes older_dom_younger_sub older_male open_mouth open_smile penis shirt sino smile standing submissive submissive_male t-shirt teeth text topwear unnamed_old_deer_(furfragged) younger_male|4152959712