Note: This game is also titled Box Champions 2000.
 
 Box as Judge Mills Lane
 
 Enter the options screen and view the "Cyber Athlete" video sequence.
 Then, enter exhibition mode and intentionally get disqualified. Mills
 Lane will now be unlocked as a middle weight boxer.
 
 Box as a gargoyle
 
 Enter "GARGOYLE" as a name at the boxer creation screen in career
 mode to unlock a gargoyle. Press Circle at the pre-fight ranking
 screen to save the boxer for use in career and exhibition modes.
 
 Box as an alien
 
 Enter "ROSWELL" as a name at the boxer creation screen in career mode
 to unlock an alien. Press Circle at the pre-fight ranking screen to
 save the boxer for use in career and exhibition modes. -From:
 Evil_JigglyPuff@webtv.net 
 
 Box as Shamcko The Clown
 
 Enter "SHMACKO" as a name at the boxer creation screen in career mode
 to unlock a clown. Press Circle at the pre-fight ranking screen to
 save the boxer for use in career and exhibition modes. -From:
 Evil_JigglyPuff@webtv.net 
 
 Box as O
 
 Enter "O" as a name as a name at the boxer creation screen in career
 mode to unlock the musician that performed most of the game music.
 Press Circle at the pre-fight ranking screen to save the boxer for
 use in career and exhibition modes.
 
 Box as Q-Tip
 
 Enter "Q_TIP" as a name at the boxer creation screen in career mode
 to unlock Q-Tip from the band "A Tribe Called Quest". Press Circle at
 the pre-fight ranking screen to save the boxer for use in career and
 exhibition modes. Note: "_" indicates a space.
 
 Box as Tim Duncan
 
 Enter "TIM_DUNCAN" as a name at the boxer creation screen in career
 mode to unlock Tim Duncan from the San Antonio Spurs. Press Circle at
 the pre-fight ranking screen to save the boxer for use in career and
 exhibition modes. Note: "_" indicates a space.
 
 Box as Marlon Wayans
 
 Enter "MARLON_WAYANS" as a name at the boxer creation screen in
 career mode to unlock Marlon Wayans, the comedian. Press Circle at
 the pre-fight ranking screen to save the boxer for use in career and
 exhibition modes. Note: "_" indicates a space.
 
 Box as Marc Ecko
 
 Enter "MARC_ECKO" as a name at the boxer creation screen in career
 mode to unlock Marc Ecko, the founder of the Ecko line of clothes.
 Press Circle at the pre-fight ranking screen to save the boxer for
 use in career and exhibition modes. Note: "_" indicates a space.
 
 Box as Jermiane Dupri
 
 Enter "JERMAINE_DUPRI" as a name at the boxer creation screen in
 career mode to unlock Jermiane Dupri, the hip-hop musician. Press
 Circle at the pre-fight ranking screen to save the boxer for use in
 career and exhibition modes. Note: "_" indicates a space.
 
 Box as Ed Mahone
 
 Enter "ED_MAHONE" as a name at the boxer creation screen in career
 mode to unlock Ed Mahone. Press Circle at the pre-fight ranking
 screen to save the boxer for use in career and exhibition modes.
 Note: "_" indicates a space. -From: Evil_JigglyPuff@webtv.net
 
 Miniature boxers
 
 Enter "MINIME" as a name at the boxer creation screen in career mode
 to miniaturize all boxers. Enter "RESETPASS" as a name at the boxer
 creation screen in career mode to return to normal size.
 
 Throbbing heads
 
 Enter "THROB" as a name at the boxer creation screen in career mode
 for the boxers to have throbbing heads during a match. -From:
 dgrundjr@earthlink.net 
 
 280 lb. Super Heavyweight fighter
 
 Select "Heavyweight" at first fighter attribute screen in career
 mode. Set the fighter's weight to "230" (maximum). Press X to go to
 the second fighter attributes screen. Change the fighter's body style
 from "1" to "2". Press Triangle to return to the first attributes
 screen. The fighter's weight can now be set anywhere from 230 to 280
 lbs. 
 
 Illegal head butt
 
 During a match, press R1 + R2 and press Triangle.
 
 Illegal low punch
 
 During a match, press R1 + R2 and press X.
 
 Illegal kidney punch
 
 During a match, press R1 + R2 and press Circle.
 
 Illegal elbow
 
 During a match, press R1 + R2 and press Square.
 
 Illegal kick
 
 During a match, press Triangle + Circle + X + Square.
 
 Get up faster
 
 Press Down + X after being knocked down to get up faster.
 
  Game Shark Codez:
 
                   
  Reverse Joker Command P1 
  D00FC6DA ????
                   
  Reverse Joker Command P2 
  D00FC796 ????
                   
  Infinite Health P1       
  8001DABC 082B
  8001DABE 0277
  8001DAC6 1420
                   
  Infinite Stamina P1      
  8002184C 1000
  8002184E 3221
  80021852 1020
                   
  Infinite Health P2       
  8001DABC 082B
  8001DABE 0277
  8001DAC6 1020
                   
  Infinite Stamina P2      
  8002184C 1000
  8002184E 3221
  80021852 1420
                   
  Infinite Health P1 & P2  
  8001E252 2400
                   
  Infinite Stamina P1 & P2 
  8002188E 2400
                   
  Hit Anywhere [Note]      
  8001DAAE 2400
                   
  Boxer Creation Codes     
                   
  Infinite Creation Points 
  800C5698 00FF
                   
  Super Power              
  300C568B 0064
                   
  Super Speed              
  300C5684 0064
                   
  Super Stamina            
  300C569A 0064
                   
  Super Chin               
  300C5680 0064
                   
  Super Heart              
  300C5686 0064
                   
  Super Cuts               
  300C5683 0064
                   
 Note: This code enables both players to make contact with each other
 no matter where they are on the screen.