2boys, abs, bara, black_hair, blush, brown_hair, completely_nude, crossover, dark-skinned_male, dark_skin, erection, facial_hair, goatee, interracial, large_pectorals, large_penis, long_sideburns, male_focus, male_masturbation, masturbation, multiple_boys, muscular, muscular_male, nipples, nude, pectoral_docking, pectoral_press, pectorals, penis, sideburns, smile, squatting, testicles, thick_thighs, thighs, uncensored, yaoi