Rule 34 Dev - 2021 anthro ball_gag balls bodily_fluids bondage bondage bound canid canine canis cum cum_on_ground cum_on_self domestic_dog gag genital_fluids genitals harness hi_res humanoid_genitalia humanoid_penis looking_at_viewer male mammal mastiff molosser muscular muscular_anthro muscular_male nipples pecs penis piercing pubes rottweiler slightly_chubby solo tritscrits|6338271008