Rule 34 Dev - 2017 2_penises anthro balls big_balls big_penis danny_ashbeck_jr diphallia diphallism equid equine fur genitals grey_body grey_fur horizontal_diphallism horse huge_balls huge_cock hyper hyper_balls hyper_genitalia hyper_penis looking_at_viewer male mammal multi_genitalia multi_penis orange_stripes penis qwertyigloo solo spectrumshift stripes|12929966816