Rule 34 Dev - 2012 2boys abs anal anal_sex anthro anus ass balls bara biceps big big_penis black_hair blush bowser canine claws closed_eyes collar cum cum_in_ass cum_inside erection from_behind fur furry furry_only hair hi_res horn husky interspecies king kokuhane koopa langdon lizard male male_only mario_(series) muscles nintendo no_humans nude open_mouth orgasm paws pecs penetration penis plain_background reptile royalty scalie sex shell simple_background size_difference smile spikes teeth thick thick_penis turtle white_background yaoi|1165835256