Rule 34 Dev - 2023 abs anthro anthro_on_anthro arthropod ball_size_difference balls belly big_balls big_dom_small_sub big_muscles big_penis bird's-eye_view blush chair claws crocodile crocodilian crocodylid crustacean digitigrade dominant doorway duo erection furniture genitals hi_res high-angle_view huge_balls huge_cock huge_muscles humanoid_genitalia humanoid_penis imminent_anal inside lying male male/male marine musclegut muscular muscular_anthro muscular_male navel non-mammal_balls nude on_back on_table pecs penis penis_size_difference perineum reptile scales scalie serex sex shadow shell shrimp size_difference smile spread_legs spreading standing table text thick_penis url vein|8244124472