 Currently, Mystery Gift via Nintendo WFC has only been implemented in "Pokémon Platinum" and "Pokémon HeartGold" and "SoulSilver".However, this was changed when the shiny Pichu was distributed to all version games via WFC.Also, with the creation of the Pokéwalker, in "Pokémon HeartGold" and "SoulSilver", came another way to Mystery Gift.