Rule 34 Dev - 2023 4_toes 5_fingers abs anthro athletic athletic_anthro athletic_male balls black_body black_fur black_nose bodily_fluids brown_body brown_fur canid canine canis collar collar_only cum cum_on_own_penis cum_on_penis cum_on_self cumshot dobermann domestic_dog ejaculation erection feet fingers fur genital_fluids genitals hi_res hindpaw humanoid_hands klaus_doberman_(character) kneeling male mammal masturbation multicolored_body multicolored_fur nipples nude open_mouth orgasm paws pecs penile penile_masturbation penis piercing pinscher signature simple_background solo tail toes tongue tongue_out tres-art two_tone_body two_tone_fur|10336776144