Rule 34 Dev - 1boy anthro armpit_hair bara barazoku bedroom_eyes big_pecs boner bowser chest_hair clothing erection erection_under_clothes foxfawl gay grayscale greyscale hands_behind_head looking_at_viewer male male_only mario_(series) monochrome muscles muscular nintendo nipples no_color pecs scalie skimpy smile solo solo_male tongue tongue_out|9454217328