Rule 34 Dev - 16:9 1boy accessory anatomically_correct animal_genitalia animal_penis armor balls ballsack belly big_balls big_penis body_fur bracelet bridle brown_sheath casual_erection casual_nudity clothing equine equine_penis erection feral flared_penis genitals gold_(metal) gold_jewelry grey_fur harness heiken hi_res hooves horse horsecock huge_flare jewelry lostdragon01 male male_only mammal mane medial_ring military monotone_balls monotone_body monotone_fur monotone_genitals monotone_sheath mottled mottled_genitalia mottled_penis multicolored_penis nude_male penis reins ring saddle scrotum sheath solo standing testicles thick_penis underwear urethra vein veiny_balls veiny_penis widescreen|5996640144