How do you get all three starter Pokemon in soulsilver with an action replay?

To get all three starter Pokémon in Pokémon SoulSilver using an Action Replay, follow these steps:

Obtain an Action Replay DS device and the appropriate cheat codes.

Turn on your Nintendo DS and insert your Pokémon SoulSilver game.

Turn on your Action Replay DS device and connect it to your DS.

Enter the following Action Replay codes:

- 94000130 FCFF0000

- C0000000 00059B03

- C0000000 0005945A

- C0000000 00059A50

Press the "Start" button to activate the codes.

Start a new game of Pokémon SoulSilver.

When you reach Professor Elm's laboratory, you will be able to choose any of the three starter Pokémon: Chikorita, Cyndaquil, or Totodile.

After choosing your starter Pokémon, the other two will be available to you in the wild.

Note: These codes may only work with specific versions of the Action Replay DS device and Pokémon SoulSilver game. Additionally, using cheat codes may interfere with the normal gameplay experience and may void any online functionality of the game. Use them at your own risk and make sure to read and understand the instructions provided by the Action Replay device manufacturer.