20173:4absurd_resbodily_fluidscervical_penetrationcervixchristmasclothingcomiccumcum_in_uteruscum_in_vaginacum_insidedialoguedigital_media_(artwork)dragonduoenglish_textequidequinefemalefemale_penetratedfriendship_is_magicgenital_fluidsgenitalshasbrohi_resholidayshorseinfidelityinternalinternal_vaginalknotlegwearmalemale/femalemale_penetratingmale_penetrating_femalemammalmy_little_ponymythological_creaturemythological_scaliemythologypenetrationpenilepenile_penetrationpenispenis_in_vaginaponypseudo_incest_(lore)scaliesexspike_(mlp)texttwilight_sparkle_(mlp)twotail813urethrauterusvaginalvaginal_fluidsvaginal_fluids_on_penisvaginal_penetration