Rule 34 Dev - absurd_res anthro balls canid canine canis collar collar_only cropped_ears dickinoatmeal dobermann domestic_dog ear_piercing erect_nipples erection genitals hi_res male mammal muscular muscular_anthro muscular_male nipple_piercing nipples nude penis piercing pink_nipples pink_penis pinscher simple_background solo spiked_collar spikes vein veiny_penis|11790217968