If a player has a Pokemon in Brilliant Diamond and Shining Pearlthat they would like to have in this is the app that should be used to do that.

Source: https://gamerant.com/pokemon-home-every-pokemon-transfer-scarlet-and-violet/

Misdreavus is a valuable and elusive Pokémon that can be found in Brilliant Diamond and Shining Pearl.

Source: https://www.devicemag.com/can-you-get-misdreavus-in-brilliant-diamond/

Pokemon Brilliant Diamond stay true to their original releases may be the same, but what players desired from these remakes was entirely different.

Source: https://gamerant.com/super-mario-rpg-remake-pokemon-brilliant-diamond-shining-pearl-graphics/

The Gen 4 remakes, Pokemon Brilliant Diamond and Shining Pearl held the title before with 178 days of wait time between the release of the games and the release of the update.

Source: https://gamerant.com/pokemon-home-update-3-0-0-scarlet-and-violet-compatibility/