Rule 34 Dev - ai_generated ass avatar_legends back biceps big_penis blush brown_hair brown_skin erection gay green_eyes kai_(avatar) looking_at_viewer looking_back male male/male male_only muscular muscular_male nude_male open_mouth penetration penis penis_in_ass smile the_legend_of_korra toned_body toned_male twall97 undercut|12601649928