Rule 34 Dev - 2boys backlash91 barbs big_penis black_eyes black_scales collar collar_tag crying cum cum_in_mouth cum_inside cum_on_penis diphallia diphallism dragon erection excessive_cum fellatio feral feral_on_feral fyrre gay green_sclera grey_claws grey_horns grey_skin hookah how_to_train_your_dragon lying male male_only multi_penis night_fury on_back oral oral_sex orange_background penis pillow pink_penis plain_background precum purple_penis relaxing scalie sex smoke smoking tail tail_hug tail_ring tears white_eyes white_sclera wings|1577881296