Frogger 2: Swampy's Revenge Cheat Codes:

-Turn Coins into Mad Garibs
Pause the game, then hold X and press Right, Left, Right, Left, Up(2), Left, Right.

-Temporary Invincibility
Pause the game, then hold X and press Left(2), Up, Left, Down, Right(3).

-All Characters
Pause the game, then hold X and press Left, Right, Left(3), Up, Left(2).

-All Extras and Bonus Levels
Pause the game, then hold X and press Right, Up(2), Down, Right, Down, Right.

-Infinite Lives
Pause the game, then hold X and press Down(2), Up, Down, Right, Down, Up(2).

-Level Skip
Pause the game, then hold X and press Right, Left, Up(3), Right, Left(2).

-Level Select
Pause the game, then hold X and press Up, Down, Left, Right(3), Down, Left.