Pokémon Diamond and Pearl Versions/Connectivity

Connectivity
right|thumb|200px|North American Pokémon Pearl DS card

The following features of these games which require access to the Nintendo Wi-Fi Connection Service are no longer supported, as of May 20, 2014.
 * Diamond and Pearl are compatible with the Game Boy Advance Pokémon RPGs after seeing the first 150 Pokémon in the Sinnoh Pokédex. The GBA cartridge is inserted into the GBA slot of the Nintendo DS, while Diamond or Pearl is in its DS card slot to upload Pokémon. There is also a feature called dual-slot mode where if there is a certain Pokémon cartridge in the GBA slot, a certain Pokémon will appear in a certain area in Sinnoh in which it does not natively appear. For example, when is in the GBA slot, wild  will appear in the Great Marsh area in Pastoria City.
 * Pokémon uploads are restricted to six per 24-hour period per GBA cartridge, and the player will have to re-capture such transferred Pokémon in Pal Park located at the end of before transferring from another GBA game.
 * However, there is a way to bypass this restriction.
 * Pokémon knowing any of the Generation III HM moves (,, , , , , , and ) cannot be transferred; therefore, it is necessary to go to the Move Deleter in Fuchsia City or Lilycove City to remove them before transfer.
 * The player cannot transfer any of the Pokémon back to the GBA cartridge once they are transferred to their Diamond/Pearl copy; the transfer is permanent.
 * Diamond and Pearl feature wireless connectivity to Pokémon Battle Revolution, much as their predecessors connected to the Nintendo 64 and Nintendo GameCube and their respective battle arena games.
 * Diamond and Pearl feature connectivity to . By completing a special mission in Ranger, an can be sent from Ranger to Diamond or Pearl, where it can be hatched into the Mythical Pokémon,.
 * Diamond and Pearl also feature connectivity to . By completing three special missions in the game, a, a  with  and a  with  can be sent from the game to Diamond or Pearl.
 * Diamond and Pearl also feature connection to the WiiWare title My Pokémon Ranch, in which Pokémon can be raised and stored in a farm-like environment, much like Generation III's.
 * The DS's native support for Wi-Fi is employed, allowing players to trade, battle and communicate using "voice chat" online.
 * Diamond and Pearl feature a global trading system, the Global Trade Station, that allows Trainers to search for any Pokémon they want, or put up one of their own Pokémon for trade for any Pokémon. Players of other games can search for the Pokémon that others have put onto the Global Trade Station.