Rule 34 Dev - 2023 animal_genitalia animal_penis balls balls_expansion better_version_at_source big_penis blush bodily_fluids bubble_text cold-blooded-twilight comic cutie_mark english_text equid equine equine_balls equine_genitalia equine_penis erection expansion face_in_shadow fangs feral first_person_view friendship_is_magic genital_expansion genitals glowing glowing_eyes glowing_horn gynomorph hair hasbro hi_res hooves horn intersex laugh madness mammal maniacal_laughing meme messy_hair my_little_pony no_nut_november penis rear_view rule_63 shadow simple_background smile solo standing sweat sweatdrop sweaty_balls sweaty_genitalia teeth text twilight_sparkle_(mlp) unicorn yo-yo|9937669336