At the title screen, hold Z and press A, B, R, A(2), B, R, A to unlock all selections in the Puzzle University.
At the title screen, hold Z and press B, A, L(2) to be able set the starting speed in marathon mode to a maximum of 99. Alternately, score at least ten thousand points in the time zone.
At the trainer selection screen, hold L + R + Z on controller one and two to unlock the trainers marked by a "?". Alternately, successfully complete the Spa Service game.
At the trainer selection screen, hold Z and press B, Up, L, B, A, Start, A, Up, R to start the game in Mewtwo's stage. Player one will be Ash, player two will be Mewtwo. Alternately, successfully complete the game on the S-Hard difficulty setting.
At the difficulty selection screen, hold Z and press L(2), A, B to unlock the V-Hard difficulty setting. Alternately, successfully complete the game on the Hard difficulty setting.
At the difficulty selection screen, hold Z and press R, L, A, B to unlock the S-Hard difficulty setting. Alternately, successfully complete the game on the V-Hard difficulty setting.
Select any two player game mode. Have one player select a character, then repeatedly press A.
Defeat one of the following characters to earn the corresponding badge:
| Character | Badge |
| Brock | Boulder |
| Misty | Cascade |
| Lt. Surge | Thunder |
| Koga | Sould |
| Erika | Rainbow |
| Sabrina | Marsh |
| Blaine | Volcano |
| Giovanni | Earth |
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Game Shark Codes
Note: You must have a 3.0 or higher version of the Game Shark to use these codes.
Enable Code (Must Be On)
F10A1AE2 0120
Infinite Tries (Puzzle University)
801A59FF 0004
Max Tries Modifier (Puzzle University)
801A59FB 00??
Max Score
811A151C 000F
811A151E 423F
Score Modifier
811A151E ????
Speed Level Modifier
801A1553 00??
Level Modifier
801A1597 00??
