On Route 206 use your PokeRadar an you'll eventually catch it. It's by the cycling road.
You can find many pokemon. You can find baltoy which evolves into claydol(very good pokemon) also you may find sandshrew and cacnea which is also a good pokemon when it evolves into cacturn
pokemon don't have in-game value.
You can not find or get manaphy on Pokemon diamond but you can by hacking, trading or... if you have Pokemon ranger you have to complete the manaphy mission and then you can put it onto diamond.
You can't find a Ho-ho in Pokemon Diamond. You have to migrate.
you can find legendary Pokemon by using your Pokemon tracker
He just has a Claydol but on Pokemon Platinum he has a full team and you can battle him in the battleground
You need to catch and evolve a Baltoy, or trade from another version. You can find Baltoy's on Route 206 using a PokéRadar.
Claydol is a Ground and Psychic type pokemon.
In Pokemon Diamond and Pearl, Baltoy evolves into Claydol at Level 36.
sky pillar for claydol
Baltoy > lvl 36 > Claydol
He is rare but not a legendary because legendary means that there is only one of its kind.
You can find many pokemon. You can find baltoy which evolves into claydol(very good pokemon) also you may find sandshrew and cacnea which is also a good pokemon when it evolves into cacturn
You can find Pidey in a Pokemon Outbreak in Pokemon Diamond
You will need to place Ditto in the Daycare first, then place Claydol with it to breed it.
Claydol is #344 in the national pokedex, and it is a Ground-Psychic type Pokemon.
pokemon don't have in-game value.