MIKE TYSON HEAVYWEIGHT BOXING CHEAT CODES
Platinum mode
INSTRUCTIONS
Enter the following at the "press start" screen.
| CODE | EFFECT |
|---|
| X, B, L, R |  Platinum mode |
Flat mode
INSTRUCTIONS
Enter the following at the "press start" screen.
| CODE | EFFECT |
|---|
| Down, Up, B, X | Flat mode |
Big heads
INSTRUCTIONS
Enter the following at the "press start" screen.
| CODE | EFFECT |
|---|
| X, B, Up, Down | Big heads |
Small heads
INSTRUCTIONS
Enter the following at the "press start" screen.
| CODE | EFFECT |
|---|
| X, B, Down, Up | Small heads |