Rule 34 Dev - 2000s_and_2010s_style animated big_brian blonde_hair brown_hair cloud cutie_mark derpy_hooves duo equine fan_character female friendship_is_magic grey_skin hair horse male mammal my_little_pony no_pupils one_eye_closed open_mouth outside penetration pokehidden pony red_skin sex smile straight tongue tongue_out vaginal_penetration wings|2042363696