16:93d_(artwork)animal_genitaliaanimal_penisanthroanthrofiedbig_breastsbreastsdigital_media_(artwork)equidequineequine_genitaliaequine_penisfan_characterfemalefriendship_is_magicgenitalsgroupgynomorphgynomorph/femalehasbrohi_reshornhorseintersexintersex/femalemammalmy_little_ponymythological_creaturemythological_equinemythologyneedsmorefutanyx_(pen_stroke)open_mouthpast_sins_(fanfic)penisponyselfcestsexsquare_crossoverstand_and_carry_positionstandingstanding_sextwilight_sparkle_(mlp)unicornwidescreenwinged_unicornwings