Ecco the Dolphin: Defender of the Future Cheats
Unlock All Levels
Go to the [PLAYER MENU] screen and choose [NEW GAME].
Enter [GYU GYU ???] where ??? can be any three letters you want.
Press the [CIRCLE] button on the controller. If the cheat has worked then a plant on the left side of the screen will release a huge stream of bubbles.
Press the [X] button to create the save file, then return to the main menu.
If you go to the [LEVEL SELECT] screen you will find that ALL of the levels have been unlocked. You may now select any level you want.
|Level select will show every level as unlocked. You can now play any level you wish.||[PLAYER MENU]>>>[NEW GAME]>>>[GYU GYU ???] (replace ??? with 3 letters of your choice), press [CIRCLE] button then [X] button.|