Black and Bruised

 Black and Bruised

Get All Boxers:
Put in the following for your Boxer's Name: MIKE TYSON
 

Get All Arenas:
Put in the following for your Boxer's Name: LENNOX LEWIS
 

Max Out Stats:
Put in the following for your Boxer's Name: JOE FRAZIER
 

Get Big Heads:
Put in the following for your Boxer's Name: DAVID TUA
 

Be Invincible:
Put in the following for your Boxer's Name: MUHAMMAD ALI
 

Heavy Boxers:
Put in the following for your Boxer's Name: RICH OBERDICK
 

Boxers Pass Gas:
Put in the following for your Boxer's Name: ADAM GARDNER
 

Stupid Boxers:
Put in the following for your Boxer's Name: JESSICA MELTON
 

Get Scrapyard Arena:
Win all the survival modes to unlock this
 

Be Practice Robot:
Finish training mode to unlock the robot
 

Get Odive Unlocked:
Win the 3rd tournament to unlock Odive Character
Unlock InterContinental Tournament: Win all 5 default tournaments
 

New Outfits:
Finish Life mode with a character to get a new outfit for that character
 

Get some Energy back:
Press X repeatedly after being knocked down