- IMPORT BOAT:
AT TITLE SCREEN, PRESS Y, B, X, A, L, R, LEFT, RIGHT, LA, RA. THEN PRESS START. YOU’LL HEAR A SOUND.
- RUBBER DUCK BOAT:
AT TITLE SCREEN, PRESS RA, LA, R, L, BLACK, WHITE, UP, DOWN, LEFT, RIGHT. THEN PRESS START. YOU’LL HEAR A SOUND.
- ALL ARENAS:
AT TITLE SCREEN, PRESS X, Y, UP, RIGHT, LEFT, DOWN, UP, DOWN, L, L. THEN PRESS START. YOU’LL HEAR A SOUND.
- ALL BATTLE MODES:
AT TITLE SCREEN, PRESS Y, A, X, B, LA, RA, BLACK, WHITE, R, R. THEN PRESS START. YOU’LL HEAR A SOUND.
- OPEN BLOOD BALL:
AT TITLE SCREEN, PRESS X, Y, WHITE, BLACK, B, A, LEFT, UP, RIGHT, DOWN. THEN PRESS START. YOU’LL HEAR A SOUND.
- OPEN PUFFERFISH CLASS:
AT TITLE SCREEN, PRESS A, B, BLACK, WHITE, Y, X, RA, RA, LA, LA. THEN PRESS START. YOU’LL HEAR A SOUND.
- INVINCIBLE:
AT TITLE SCREEN, PRESS LA, RA, DOWN, LEFT, DOWN, LEFT, B, Y. THEN PRESS START. YOU’LL HEAR A SOUND.
- INFINITE AMMO:
AT TITLE SCREEN, PRESS BLACK, WHITE, L, R, RA, RA, Y, X. THEN PRESS START. YOU’LL HEAR A SOUND.
- INFINITE TURBO:
AT TITLE SCREEN, PRESS UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A. THEN PRESS START. YOU’LL HEAR A SOUND.
NOTE: LA = Left analog button, RA = Right analog button.