Rule 34 Dev - abs arms_up beefcake bench big_balls big_muscles big_penis bunbuncreamery commission digital_drawing_(artwork) digital_media_(artwork) digital_painting_(artwork) eight_pack exercise exercising exposed_penis eye_contact full-length_portrait full_body furry giant_penis glistening_body glistening_genitalia glistening_penis gold_eyes gym_leader hooves horse horse_penis horsecock huge_balls huge_cock huge_testicles lifting looking_at_viewer lying_on_back male mane muscle muscular muscular_male nude_male pecs pectorals pony rainbow_hair rainbow_tail shiny_skin smirk smug smug_face smug_grin solo solo_focus solo_male stallion sweat sweatdrop sweating sweaty sweaty_balls sweaty_genitalia tail thick_legs thick_penis thick_thighs thighs weight_bench weightlifting weights working_out workout workout_equipment|5347674720