20173d_(artwork)abstract_backgroundanthroarthropodbacnbreast_expansionbreastsbutterflyclothingcomiccrossgenderdigital_media_(artwork)duoenglish_textequidequineexpansionfemalefluttershy_(mlp)friendship_is_magicftg_transformationfti_transformationgender_transformationgenital_growthgrowthgynomorphhairhasbrohi_reshorninsectintersexlepidopteranlooking_at_viewermagicmammalmedial_ringmy_little_ponymythological_creaturemythological_equinemythologyopen_mouthpenis_growthsittingsmiletexttransformationtwilight_sparkle_(mlp)under_boobunicorn