FURVERT!

ash_ketchum ashchu black_hair brown_body brown_fur butt clothing ear_expansion expansion feral fur fur_growth generation_1_pokemon growth hair hat hat_only headgear headgear_only headwear headwear_only human looking_back male mammal mostly_nude nintendo nojo nude pikachu pokemon pokemon_(species)red_body red_cheeks red_fur shrinking size_transformation solo species_transformation tail tail_growth transformation transformation_sequence yellow_body yellow_fur