Rule 34 Dev - animal_genitalia anthro balls biceps big_balls big_muscles big_penis black_fur blue_eyes bouncer clothed clothing dragon equine erection feline fellatio fondling fur furry furry_only grin hair hair_over_eye horn horse horsecock hybrid kage6415 male male_only mammal multiple_males muscles oral pecs penis security sex shire shirt size_difference size_play vein weskers yaoi|1978454832