Rule 34 Dev - absurd_res anthro ball_gag balls bodily_fluids bondage bound canid canine canis demon dobermann domestic_dog ember_nifflehiem erection gag gagged genital_fluids genitals hands_behind_back hi_res male male_only mammal muscular muscular_anthro muscular_male nipples nude penis piercing pinscher rebel_nightwolfe simple_background sitting solo|4783254656