Rule 34 Dev - animal_genitalia animal_penis anthro average_penis balls belly belly_hair big_nipples big_pecs blush blush_lines bodily_fluids body_hair bound bubble chest_hair disappointed equine_genitalia equine_penis erection eyebrows genital_transformation genitals hair hairy_pecs happy_trail heart_symbol male muscular muscular_male nipples overweight overweight_male pecs penis ponytail potion realistic_penis_size sheath small_penis solo sparkles sweat sweatdrop tail tail_tied thick_eyebrows tongue transformation transformation_potion ventesthefloof monte_the_horse equid equine horse mammal absurd_res hi_res monochrome|13542768190