At the World Map enter Circle, Cross, Triangle,
Square, Right, Down, Up, Left. Then press Select and bring up the Sub Menu. Hit Square and
Select to add an item, then press Circle to delete an item.
Dolphin Mode
This code allows you to swim faster and stay under water longer. While playing press
Square, Square, Triangle, Triangle, Cross, Cross, Circle, Circle. A Dolphin will appear on
the screen.
Vulture Mode
This code allows you to fly higher and further using the X button. During play press
Circle, R1, R2, Square, Right, L1, L2, Left. If the code works you will see a vulture icon
on the screen.