Rule 34 Dev - 2020 animal_genitalia animal_penis anus balls blue_mane blush bodily_fluids brown_body brown_fur brown_mane brown_tail cactus cutie_mark duo equid equine equine_penis erection fan_character fangs feral fetlocks flared_penis fur genital_piercing genitals green_eyes grey_body grey_fur hasbro hi_res horn horse hypnosis inside looking_at_another lying male male/male mammal mane medial_ring mind_control multicolored_mane my_little_pony on_back open_mouth penis penis_piercing piercing pizza_box ponsex pony red_eyes red_mane spiral_eyes standing sweat tongue tongue_out underhoof unicorn|4622369384