Rule 34 Dev - 4_fingers 4_toes abs ai_generated anthro anthro_male anthro_only biceps big_muscles broad_shoulders bulging_biceps calves clawed_fingers clawed_toes completely_nude cub digitigrade domestic_dog excessive_precum excessive_sweat exercise frown furry furry_male furry_only glistening_body gritted_teeth gym hard_nipples hyper hyper_balls hyper_genitalia hyper_penis indoors male male_only manly messy nai_diffusion nude nudist pawpads pecs public short_hair shortstack small_but_hung small_but_hyper solo straining sweating sweating_profusely swollen_balls thick_penis thick_thighs veiny veiny_balls veiny_muscles veiny_penis veiny_testicles weightlifting weights wide_stance workout young|12687301728