Rule 34 Dev - anal anal_sex backsack balls clenched_teeth closed_eyes cum cum_in_ass cum_in_mouth cum_inside cum_on_chest cum_while_penetrated cumshot cutie_mark duo earth_pony ejaculation equine erection feathered_wings feathers fellatio feral fur grey_fur horse licking lying male mammal mars_miner marsminer mixy my_little_pony nude on_back oral orgasm pegasus penetration penis penis_lick pony red_fur sex teeth tongue tongue_out vein veiny_penis wing_boner wings yaoi|3061337112