Pokérus or known as Pokemon infection. The only way it spread is if the pokemon who bite you, scartch or lick a open wound or your eye will turn you into the pokemon who bite or lick you. (your in the pokemon world that has Ash with other pokemons)

Coloration: Primary scales are a rich, dark blue, contrasted by a white underbelly, chest, throat, and lower muzzle. Head & Facial Features: He has elongated, sharp horns on his head, pointed ears, and bright, glowing cyan eyes without visible pupils. White, tufted fur or feathers trim his brow and cheeks, and his open mouth reveals a blue tongue. Wings & Markings: His large dragon wings feature prominent wing-claws. The underside of the wing membranes has light blue and yellow accent markings resembling feathers. Limbs: His paws or talons are tipped with bright yellow claws. Diaper: He is wearing a white diaper that features a colorful yellow and green floral print on the back. He 15 foot tall 4.6 meters.