Rule 34 Dev - 2014 animal_genitalia armor bad_dragon balls equine erection european_mythology feral fetlocks hooves horse horsecock looking_at_viewer male male_only mammal multi_leg multi_limb mythology nature norse_mythology official_art on_hind_legs open_mouth outside penis precum public_domain rearing red_eyes ridged_penis ridges saddle sleipnir snow solo teeth tree unknown_artist|1883656832