Get 99 Lives
Pause the game at any point and input the following code: A, →, B, ↑, A, ←, B, ↓, A, →, B, ↑, A, ←, B
Enter CH5G4mS1jD as a password to unlock all levels.
Get Full Energy
At the pause screen press B, →, A, ↑, B, ←, A, ↓, B, →
View World Map
At the pause screen press A, ←, A, ←, A, B, →, B, ↑, B, A, ←, A, ↓, A
Unlock All Powers
At the pause screen press →, ←, ↑, ↓, A, ↑, ↑, ↓, ↓, B, →, →, ←, ←, A
Unlock All Characters
At the title screen press A B A B A A A A and you will unlock all hidden characters.
Level-Up Mushroom Locations
- In the room on the right hand side of the director’s office search the bookcase.
- In the cupboard of the Club Maker’s Hut.
- In the bushes on the left hand side near the entrance to Peach’s Castle.
Retry a Hole
If you play a bad shot quickly save the game and exit to the title screen (But don’t turn off the Game Boy). When you reload the game you’ll be back at the start of the hole. You can do this as many times as necessary.