- Two Game Boy Advance (GBA) systems.
- Two copies of Pokemon Red or Blue.
- Two copies of Pokemon Pearl or Diamond.
- A link cable.
- Three Pokemon storage boxes (one for each game).
* Pokemon Gold/Silver or Crystal
1. Set up your Game Boy Advance systems.
- Connect the two GBA systems together using the link cable.
- Turn on both GBA systems.
2. Insert the Pokemon Red or Blue cartridge into one GBA system and the Pokemon Pearl or Diamond cartridge into the other.
- Make sure that the game is saved on both cartridges.
3. Start the Pokemon Red or Blue game.
- Go to the Pokemon Center.
- Talk to the woman at the counter to access the storage system.
- Withdraw the legendary Pokemon that you want to transfer.
4. Start the Pokemon Pearl or Diamond game.
- Go to the Pokemon Center.
- Talk to the woman at the counter to access the storage system.
- Deposit the legendary Pokemon that you transferred.
5. Repeat steps 3 and 4 for each legendary Pokemon that you want to transfer.
This method also works with Pokemon Gold and Silver/Crystal.