Extended roster
 
 In the Select Teams screen, highlight a team. Then, hold Select and
 rotate the D-pad counter-clockwise twice to access an extended roster
 for that team. 
 
 Infinite credits
 
 During the count down after the game ends, press Select.
 
 Big heads
 
 At the Today's Matchup screen, press Triangle, Square, X, Circle,
 Triangle, Square, X, Circle.
 
 Mammoth heads
 
 At the Today's Matchup screen, press [Circle, X, Square, Triangle]
 fives times. 
 
 Baby mode
 
 At the Today's Matchup screen, press Circle, Square, Circle, Square
 Circle, Square.
 
 Huge mode
 
 At the Today's Matchup screen, press [Triangle, X] seven times.
 
 Shot percentage
 
 At the Today's Matchup screen, press Up(2), Down(2), Triangle.
 
 Quick hands
 
 At the Today's Matchup screen, press Left(4), Circle, Right.
 
 Maximum power
 
 At the Today's Matchup screen, press Right(2), Left, Right, X(2),
 Right. 
 
 Teleport pass
 
 At the Today's Matchup screen, press Up, Right (2), Left, Circle,
 Down, Left (2), Circle, Square.
 
 High-shots
 
 At the Today's Matchup screen, press Up, Down, Up, Down, Right, Up,
 Circle (4), Down.
 
 Speed up
 
 At the Today's Matchup screen, press Up(4), Left(4), X, Triangle.
 
 Power-up goaltending
 
 At the Today's Matchup screen, press Right, Up, Down, Right, Down, Up.
 
 Power-up fire
 
 At the Today's Matchup screen, press Down, Right(2), Circle,
 Triangle, Left. 
 
 Power-up turbo
 
 At the Today's Matchup screen, press Circle (3), Square, Down(2),
 Up(2). 
 
 Power-up offense
 
 At the Today's Matchup screen, press Square, Circle, Up, Square,
 Circle, Up, Down.
 
 Power-up three pointers
 
 At the Today's Matchup screen, press Up, Down, Left, Right, Left,
 Down, Up. 
 
 Full court jams
 
 At the Today's Matchup screen, press Left, Right, X, Circle(2), X.
 
 Full court push
 
 At the Today's Matchup screen, press Down(2), X, Circle, X, Right(2).
 
 Push one and both fall
 
 At the Today's Matchup screen, press Up (4), Left (4), Circle (2).
 
 Push one and teammate falls
 
 At the Today's Matchup screen, press Up (4), Left (4), Circle,
 Triangle. 
 
 Final game of the season
 
 On the "Initials" screen, hold L1 + R1 and enter the initials END and
 a date of January 1.
 
 NBA Jam champion
 
 On the "Initials" screen, hold L1 + R1 and enter the initials FIN and
 a date of January 1.
 
 Secret players
 
 On the "Initials" screen, hold L1 + R1 and enter one of the following
 initials and dates:
 
 Acclaim Team
 
                        
  Magic Hair 
  STH 
  December 8 
                        
  Weasel     
  DAN 
  January 2  
                        
  Max        
  LIZ 
  August 7   
                        
  Fumungus   
  GUN 
  January 11 
                        
  Sequoia    
  SAW 
  April 10   
                        
  Pistol     
  WAN 
  June 10    
                        
  Chow Chow  
  CHD 
  May 5      
                        
  Brutah     
  GOW 
  July 17    
                        
  Boo-Boo    
  THI 
  November 1 
                        
  Kabuki     
  KUB 
  April 14   
                        
  Facime     
  DEL 
  October 19 
                        
  Air-Dog    
  AIR 
  Janurary 21
                        
 Iguana Team
 
                        
  Kirby      
  CHR 
  December 18
                        
  J Moon     
  JAY 
  August 24  
                        
  J Falcus   
  JAS 
  November 16
                        
  Snake      
  SNK 
  June 15    
                        
  Hill       
  ZIG 
  April 7    
                        
  Catling    
  CAT 
  January 2  
                        
  Hutchinson 
  BAR 
  April 9    
                        
  D Falcus   
  DAZ 
  August 6   
                        
  Hodgeson   
  HOG 
  December 31
                        
  Tunnicliff 
  SAT 
  May 7      
                        
  Jax        
  JAX 
  March 1    
                        
  Mad Mike   
  MUS 
  December 24
                        
  McHugh     
  BAA 
  July 12    
                        
  Higgins    
  TOM 
  February 19
                        
  Gray       
  ROB 
  February 23
                        
 Williams Team
 
                          
  Turmell 
  TUR 
  January 31
                          
  Goskie  
  GOS 
  January 6 
                          
  Rivett  
  REV 
  July 6    
                          
  Carlton 
  CAL 
  March 25  
                          
  Divita  
  DIV 
  July 3    
                          
  Liptak  
  LIP 
  January 14
                          
 NBA Personalities
 
                   
  Larry Bird           
  LAR 
  Janurary 15 
                   
  Carol Blazejowski    
  BLZ 
  January 14  
                   
  Charlotte Hornet     
  HOR 
  June 12     
                   
  Chicago Bull         
  BEN 
  September 20
                   
  Minnesota Timberwolf 
  WOL 
  March 7     
                   
  Phoenix Gorilla      
  APE 
  April 2     
                   
 Sonic Youth
 
                       
  Thurston Moore 
  MOE 
  June 8    
                       
  Kim Gordon     
  GOR 
  July 3    
                       
  Lee Renaldo    
  REN 
  February 4
                       
  Steve Shelley  
  SHY 
  June 8    
                       
 Beastie Boys
 
                         
  Adrock        
  ADR 
  April 6
                         
  MC Adam Yauch 
  MCA 
  April 9
                         
  Mike D        
  M_D 
  July 1 
                         
 Celebrities
 
                      
  Bill Clinton    
  BIL 
  June 3    
                      
  Hillary Clinton 
  HIL 
  November 6
                      
  Prince Charles  
  CHA 
  May 4     
                      
  Heavy D         
  HEA 
  January 9 
                      
  Jazzy Jeff      
  JAZ 
  October 9 
                      
  Fresh Prince    
  FRS 
  February 2
                      
  Frank Thomas    
  FNK 
  January 8 
                      
  Game Shark Codez:
 
                  
  P1 Score Modifier          
  8007D098 ????
                  
  P2 Score Modifier          
  8007D09C ????
                  
  Infinite Time              
  8007D048 3000
                  
  Infinite Turbo Player 1    
  80084500 002F
                  
  Infinite Turbo Player 2    
  80084684 002F
                  
  Infinite Turbo Player 3    
  80084808 002F
                  
  All Baskets Worth Modifier 
  8007D0A8 ????
                  
  Infinite Shot Clock Time   
  8007D034 0012