Master Higgins Ball
In the secret codes section of the options, click the right lamp once, the left lamp twice, then the right lamp once to unlock the Master Higgins Ball.
Mirror Mode
At Anthony's house select ???. This takes you to the code screen. From here select and press A on the right lamp, and then on the left lamp twice, and once more on the right lamp. Now just select the following icons in order to unlock the desired effect.
Password Effect beetle, clover, boy, plane, car, bike mirror mode
Hard Difficulty
Beat the game on normal mode to unlock hard mode.
Unlockable Marbles
| Unlockable | How to Unlock |
|---|---|
| Anglerfish | Beat Challenge Stage 11 in the Sunken Depths on Normal Mode. |
| Earth | Beat Challenge Stage 11 in the Space Station on Normal Mode. |
| Figure Roller | Beat Stage 10 in the Stump Temple on Normal. |
| Panda Ball | take more than 3 minutes time to completer stage 1-1 |
