You can send Pokemon from Fire Red, Leaf Green, Ruby, Saphire and Emerald on the Gameboy Advance through the Pal Park. You can also trade Pokemon from Diamond and Platinum to Pearl.
You cannot, mystery dungeon games are not compatible with Pokemon Diamond, Pearl or Platinum.
No. You CAN import Pokemon from there, though.
Import it from Diamond or Pearl.
Yes.
you can't you have to import them from Pokemon emerald
you can't you have to import from firered or leafgreen
what you do is import it from ruby or Sapphire after you beat the game.
You need to import it into the pal park
the only way to get groudon is to either import it from Pokemon sapphire/ ruby/ or emerald, OR, trade it from pearl/diamond/or platinum.
all u need is the national pokedex in pearl or diamond to import them u must have it
You may receive Mew in Pokemon Pearl by storing 999 Pokemon in "My Pokemon Ranch" for Nintendo Wii, where Hayley will trade you one, which you can then import to your Pearl game.
If you want to fill your Sinnoh Dex, look on websites. There are lists of where to see every Sinnoh Pokemon. If you want to fill your National Dex, you have to import them from your GBA games.