Instructions
Insert your copy of "Pokemon Ruby" into your Gameshark SP device.
Insert your Gameshark SP device into the game slot on your Game Boy Advance.
Turn your Game Boy Advance on. You will see the code list for "Pokemon Ruby." Select the "New Code" option.
Enter "Master Code" as the description of the code, then enter the following as the code:
0000B13000AB
1003A82A0007
Press the "Select" button when the code is complete to return to the code list. Select the "New Code" option again.
Enter "Deoxys" as the description of the code, then enter the following as the code:
83007D22019A
Press the "Select" button when the code is complete to return to the code list. Press the "Start" button to begin playing your game with Deoxys.