The Adventures of Jimmy Neutron Boy Genius: Attack of the Twonkies
Unlockables
Bonus Unlocks
Here are some extra levels to keep you entertained after you beat the game.
Note the bonus level is a Jetpack race
| Unlockable | How to Unlock |
|---|---|
| Complete Retroland level | Bonus Challenges |
| Finish the game | Bonus Level |
Contributed By: zelda60.
The Adventures of Jimmy Neutron Boy Genius: Attack of the Twonkies Resources
GameFAQs
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