16:93d_(artwork)animal_genitaliaanimal_penisanthroanthrofiedbreastscrossgenderdigital_media_(artwork)duoequidequineequine_genitaliaequine_peniserectionfemalefriendship_is_magicftg_crossgenderfti_crossgendergenitalsgynomorphgynomorph/femalehasbrohi_reshorseincest_(lore)intersexintersex/femalemammalmature_anthromature_femalemy_little_ponynipplespenisprincessprincess_celestia_(mlp)princess_luna_(mlp)royaltysexsibling_(lore)sister_(lore)sisters_(lore)unknown_artistwidescreen