Rule 34 Dev - 2024 5_fingers abs anon balls biceps black_balls black_body black_penis blush blush_lines bodily_fluids deltoids drawing_tablet duo erection fellatio fingers genital_fluids genitals glans grey_background grey_body grey_glans grey_penis hand_on_leg hand_on_penis hand_on_thigh heart_symbol hi_res huion huion_dwh69 human humanoid kogito lying machine male male/male male_human male_only mammal metallic_body multicolored_body multicolored_penis navel not_furry nude_human nude_humanoid nude_male on_back on_side oral pecs penile penis precum quads raised_head robot robot_humanoid screen screen_face sex simple_background stickman sweat two_tone_body two_tone_penis|12747150680