The Adventures of Jimmy Neutron Boy Genius: Attack of the Twonkies - (GBA) Game Boy Advance Greninja and find secret character enhancements

and find secret character enhancements hidden in your environment

Reduce their cities to rubble with your flying Saucer

Item Code: 031719269488

with improved daytime visibility in direct sun

The Adventures of Jimmy Neutron Boy Genius: Attack of the Twonkies - (GBA) Game Boy Advance Greninja and find secret character enhancementsJimmy Neutron sets off on another adventure filled with brand new inventions and gadgets. Aliens from Twonkus 3 the annual comet that passes over Retroville have overrun the town, threatening everything in their path. When the aliens hear music, they become agitated and grow even larger. As Jimmy, it's up to you to figure out combinations of everyday items and turn them into inventions that will defeat the Twonkus 3 aliens. Secret gizmos hidden