Rule 34 Dev - 2boys blue_eyes brown_hair crossover facial_hair flying full_body gloves green_eyes grin hammer highres image_sample kolsanart mario mario_&_luigi_rpg mario_(series) md5_mismatch multiple_boys mustache nintendo overalls resolution_mismatch sega serious smile sonic_(series) sonic_the_hedgehog source_larger twitter_sample|22518354222