Rule 34 Dev - 1boy 2011 abs artist_initials artist_logo boner erection foreskin foreskin_folds fully_retracted_foreskin human intact jockstrap jockstrap_down male male_nipples male_only monochrome muscles muscular muscular_male pecs penis penis_out rival_schools roberto_miura schizoid smooth_penis smooth_skinned_male solo solo_male uncircumcised uncut underwear|961372928