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GameBoy Advance : Grim Adventures Of Billy And Mandy, The Cheats
Below are the cheats, hints, and tips that Game Gas knows about for Grim Adventures Of Billy And Mandy, The. On the right are
websites that may have additional cheat codes, hints, or tips for Grim Adventures Of Billy And Mandy, The.
Unlock Mandy in Story Mode
Find 5 mojo balls and beat Billy's Story.
Unlockable in Mission Mode
The Grim Adventures Of Billy And Mandy Unlockables in Mission Mode:
| Unlockable: | How to Unlock: |
| Tier 2 Missions | Find 8 Mojo balls to unlock. |
| Tier 3 Missions | Find 17 Mojo balls to unlock. |
| Tier 4 Missions | Find 25 Mojo balls to unlock. |
| Tier 5 Missions | Find 35 Mojo balls to unlock. |
| Tier 6 Missions | Find 53 Mojo balls to unlock. |
Hidden Concept Art
Beat the Final Mission. (Tier 6 Mission)
Unlock Grim in Story Mode
Find 15 mojo balls and beat Mandy's Story.