Enter these codes at the selection menu:
|After turning on the PS2, press and hold ''Start'' and ''Select'' on the 2nd controller to activate this mini-game.||2 Player Duel Mini-Game|
|At the character select screen hold L2 and press... Up, Right, Left, Down, Square, Square, R2, R2, R2||Doctor Mosquito|
|At the selection menu, hold L1 and press up, right, left, down, square, square, R1, R1, R1||Play as Mama Mosquito|
|After Mama mosquito is unlocked, at the selection menu, hold L2 and press up, right, left, down, square, square, R2, R2, R2||Play as Papa Mosquito|
|Go to the main title screen and rotate the right analog stick 30 times play the Reckless Cyclist game.||Unlock Reckless Cyclist Game|
Contributed By: Muni Shinobu, Kuja The Destructor, and fr8723.
|Unlockable||How to Unlock|
|In order to unlock the second year, you must fill all 16 Ex Tanks.||Seecond Year Mode|
|Earn the new mosquito colors on every stage to unlock the Special Mosquito suit.||Special Mosquito Costume|
Contributed By: Gabesnake and fr8723.