You can take a cute Pokemon out for a stroll in Amity Square and talk to them occasionally. They may find an Accessory or a Berry.
You can talk to people. They may give you an Accessory.
It goes into your fashion case. You can use them in Super Contests and when you dress up your Pokémon for pictures.
It is the highest rank in the Pokemon contests.
Visit the home of the Super Contests first. (You may need to beat Fantina also, however I cannot confirm that from memory)
Let's see... Verdanturf Town has normal Pokemon contests. Fallarbor Town has super Pokemon contests. Slateport City has the hyper Pokemon contests Lilycove City has the master Pokemon contests. Also, if you can wait, I'd recommend only making pokeblocks with the people at the master contest hall. You get better quality pokeblocks that way. Good luck!
At a pokemart
On Pokemon Platinum, Carvanha can be caught in the Great Marsh.PLEASE NOTE: REQUIRES SUPER ROD.
fish with the super rod at the pokemon league
You can go to super cheats .com and search Pokemon platinum
You can receive a Super Rod from a fisherman in the Fight Area on Pokemon Platinum, Diamond and Pearl.
The Pokemon Platinum guide book says you get it at Pastoria City with a super rod hope i helped
Use a super rod.
Almost any where with a super rod