Go to the main menu and HOLD R1 and press Right, Down, Left, Up, Left, L1.
Get 2X Speed Boxing
Go to the main menu and HOLD R1 and press Down, Left, Down, Up, Right, L1.
Get All Default Boxers & Arenas
Go to the main menu and HOLD R1 and press Right, Down, Up, Left, Up, L1.
Get default boxers, arenas & Rocky statue
Go to the main menu and HOLD R1 and press Right, Right, Right, Left, Right, L1.
Get default boxers, arenas & Rocky statue & Mickey
Go to the main menu and HOLD R1 and press Up, Down, Down, Left, Left, L1.
Get Gold Class Tournament
Win the Knockout Tournament on Silver.
Get Max Stats for Movie Mode
Go to the main menu and HOLD R1 and press Right, Down, Down, Up, Left, L1.
Get Max Stats for Tourney & Exhibition Modes
Go to the main menu and HOLD R1 and press Left, Up, Up, Down, Right, L1.
Get Mickey Goldmill
Win the Movie Mode on Champ setting.
Get Rocky Statue
Win the Movie Mode on Contender Setting.
Get Silver Class Tournament.
Win the Knockout Tournament on Bronze.
Super Punch
If at any time during the game your blue meter is high, or your opponent gets dazed and shakey, tap the R1 button then a punch button. Your player will perform a super punch that usually takes the enemy out in one blow.
Win Fight in Movie Mode
Go to the main menu and HOLD R1 and press Right, Right, Left, Left, Up, L1. During the fight press L2 + R2 to win fight.
Win Fights Easier
When you are fighting somebody, press triangle as fast as you can. If your opponent moves out of the way, back up. You can also hold down R1 and press X, O, Triangle, or Square repeatedly. If using this strategy, try to mix it up too.