The Pokémon Trainer Club Mailbox has revealed that Kyogre, Groudon and Rayquaza Pokémon Dolls are now available on North American and European Pokémon Global Links. They will be available from November 8th, 2012 until December 6th, 2012 with the password HDW3AD. Our Dream World Furnishings page has been updated with the latest information.

Get More Pokémon Dolls in November!

Be sure to check your Pokémon Trainer Club Mailbox on Pokemon.com for another password to unlock more Pokémon Dolls in your Pokémon Dream World. The Pokémon Dolls for the month of November are Groudon, Kyogre, and Rayquaza. The password you find will unlock all three! Once you get the password, enter it at the Pokémon Global Link Promotions page. The Pokémon Dolls will appear in your Dream Catalogue as free Décor items!

Source: http://en.pokemon-gl.com/#/information/488