Rule 34 Dev - anus artist_name ass avatar_the_last_airbender bara baredicks big_ass big_balls big_butt bolin bubble_butt character_name colored copyright_name earth_kingdom gay looking_at_viewer looking_back male_only muscles muscular muscular_male nickelodeon presenting presenting_hindquarters smooth_skin solo solo_male the_legend_of_korra|6794217696