20183d_(artwork)9:16ambiguous_penetrationanimal_genitaliaanimal_penisanthroanthro_on_anthroanthrofiedarmorball_lickballsbdsmbig_penisblack_clothingblack_collarblack_latexblack_legwearblack_stockingsblue_eyesbodily_fluidsbody_worshipbondageboundbreastsclothingcollarcumcurvy_figuredigital_media_(artwork)dildodildo_sittingduoequidequineequine_genitaliaequine_peniseye_contactfemaleflaccidflat_bellyfriendship_is_magicgenital_fluidsgenital_worshipgenitalsgynomorphgynomorph/femalehands_behind_backharnesshasbrohatheadgearheadwearhelmethi_reshornhourglass_figureincest_(lore)intersexintersex/femalekneelinglatexleashlegwearlickinglooking_at_anotherlooking_upmammalmedial_ringmy_little_ponymythological_creaturemythological_equinemythologynavelnightmare_moon_(mlp)nipplesnudeoralpenetrationpenilepenispenis_on_facepenis_on_headpenis_worshipprecumprincess_celestia_(mlp)pupilsrinnysexsex_toysibling_(lore)sister_(lore)sisters_(lore)slit_pupilssmall_waistsource_filmmaker_(artwork)stockingssubmissivethigh_highstonguetongue_outunicornveinveiny_peniswings