You go to the mansion in route 12 and in one of the rooms you find a book on a table. Read it and it adds mamphy to your pokedex.
you can't catch manaphy, but if you want to add it to your pokedex, there is a book with mr. backlot in mansion that will add it. (it is behind him on the table in the room he is in.)
Go in to the manison and look n the book on the table
you cannot get manaphy without action replay if you go to the Pokemon mansion with the garden theres a book you can read that will add it to your pokedex
In Mr Backlot's room there is a book. Examine it to add Manaphy's data. You should have 210 Pokemon total.
Manaphy is #490 in the national pokedex, and it is a Water type Pokemon.
Manaphy...go to the Pokemon mansion and look for a book on a table. Talk to it and it will add manphy to your pokedex
Its Phione in Pokemon Platinum, You can get it by breeding a Manaphy and a Ditto Actually; Rotom comes after Manaphy in the Platinum pokedex. Kthnx. http://pokemon.marriland.com/platinum/pokedex/list/sinnoh/ Rotom comes after manaphy in the platinum pokedex phione can be made by breeding a manaphy and a ditto but he's actuelly not in the platinum pokedex :D
Manaphy.
Yup! Although it's hard to get, it's there. To add it to your Pokedex, read the book in the Pokemon Mansion.
manaphy
arceus
the Pokemon on the sihnodex after dialga and palkia is manaphy go to mr blacklot's room read the book and manaphy will be add to the dex