Rule 34 Dev - 1boy aged_up blush boner brown_nipples comic comic_page comic_panel erection fat gay_sex gem gem_(species) glowing grown_up hard_on hybrid jerkingoff jerkingoff_another luxoh male male_only overweight pubic_hair showing_penis steven_quartz_universe steven_universe steven_universe:_the_movie steven_universe_future young|7353827248