animal_genitalia animal_pussy blue_body bottomwear canine_genitalia canine_pussy clothed clothing female feral gender_transformation genitals hat headgear headwear human_to_feral lying male mtf_transformation on_back open_mouth pants pussy shirt simple_background species_transformation text topwear transformation transformation_sequence white_background quicklime eeveelution generation_1_pokemon human mammal pokemon_(species) vaporeon absurd_res hi_res
And here's a cookie version I also made. A slit fits better on a vaporeon though...