FurryBooru - <3 2d animation among us animated anus backsack ball growth balls balls expansion black hair black mane black tail blue body blue eyes blue fur blush butt butt expansion chest tuft dawn stargazer dock embarrassed equid equine equine anus expansion fan character feral friendship is magic fur genital expansion genital growth genitals growth hair half-closed eyes hasbro hooves horn inner ear fluff innersloth kirbirb long hair long mane long tail loop male mammal mane musical note my little pony narrowed eyes puffy anus solo tail tuft unicorn unicorn horn weight gain