Signature moves:
Press Triangle + Circle to do a boxer's signature move. For example, press Triangle + Circle with Tua and he will do his devastating left hook.

Illegal head butt:
During a match, hold R1 + R2 and press Triangle.

Illegal low punch:
During a match, hold R1 + R2 and press X.

Illegal kidney punch:
During a match, hold R1 + R2 and press Circle.

Illegal elbow:
During a match, hold R1 + R2 and press Square.

Illegal kick:
During a match, press Triangle + Circle + X + Square.

Box as Ashy Knucks:
Enter "MECCA" as a name in career mode to unlock Ashy Knucks.

Box as Barry Sanders:
Enter "MRBARRY" as a name in career mode to unlock Barry Sanders.

Box as Bernando Osuna:
Enter "OSUNA" as a name in career mode to unlock Bernando Osuna.

Box as Charles Hatcher:
Enter "HATCHER" as a name in career mode to unlock Charles Hatcher.

Box as Chuck Zito:
Enter "ZITO" as a name in career mode to unlock Chuck Zito.

Box as David Bostice:
Enter "BOSTICE" as a name in career mode to unlock David Bostice.

Box as David Defiagbon:
Enter "DEFIAGBN" as a name in career mode to unlock David Defiagbon.

Box as David DeMartini:
Enter "DEMART" as a name in career mode to unlock David DeMartini.

Box as Jason Giambi:
Enter "JGIAMBI" as a name in career mode to unlock Jason Giambi.

Box as Joe Mesi:
Enter "BAILEY" as a name in career mode to unlock Joe Mesi.

Box as John Botti:
Enter "JBOTTI" as a name in career mode to unlock John Botti.

Box as Junior Seau:
Enter "JRSEAU" as a name in career mode to unlock Junior Seau.

Box as Owen Nolan:
Enter "OWNOLAN" as a name in career mode to unlock Owen Nolan.

Box as Ray Austin:
Enter "AUSTIN" as a name in career mode to unlock Ray Austin.

Box as Steve Francis:
Enter "STEVEF" as a name in career mode to unlock Steve Francis.

Box as Trevor Nelson:
Enter "NELSON" as a name in career mode to unlock Trevor Nelson.