Wire frame mode
 
 When selecting your character, hold L1 + L2. Hold these buttons until
 the fight begins. Now your character will appear as a green wire
 frame and the perspective will be from behind your character (looking
 through them). 
 
 Big head mode
 
 When selecting your character, hold Select. Hold this button until
 the fight begins. Now your character will have a big. For a larger
 head, win a match in big head mode and then hold down Select during
 your victory pose. Continue to hold Select throughout the character
 selection preocess until the next match begins. Note: You must have
 beaten all of the sub-bosses to use this code. 
 
 Sky mode
 
 Completely finish the game by capturing all the characters. Then when
 selecting your character, hold Select + Up. Hold these buttons until
 the fight begins. If you entered the code correctly, you will hear
 the sound of a punch. Use an uppercut or sweep move to send your
 opponent to skyward. 
 
 Theatre mode (Japanese version)
 
 After unlocking all twenty three characters, which includes the hidden
 characters, save the game. Then, unplug controller two, if one is
 present. Put the memory card with the Tekken 2 saved game file in the
 slot one. Now when the text "Namco Presents" appears, hold Up/Right +
 Select + Circle + X. If you entered the code correctly, a screen
 titled "Theatre Tekken 2" with a list of game graphic files will
 appear. 
 
 Bonus characters
 
 Sub-bosses: To play as any sub-boss, beat the Devil with each character. 
 
 Anna: Beat the game with Nina.
 Angel: Beat the Devil with Kazuya. Press Punch to select Angel.
 Armored King: Beat the game with King.
 Baek: Beat the game with Law.
 Devil: Beat the Devil with Kazuya. Press Kick to select Devil.
 Ganryu: Beat the game with Michelle.
 Kazuya: To play as Kazuya, beat the Devil with any sub-boss.
 Kimnitsu: Beat the game with Yoshimitsu.
 Kuma: Beat the game with Paul.
 P.Jack: Beat the game with Jack-2.
 
 Alex and Roger: Start an Arcade Mode game. When you get to the third
 match, wait until your match winning round. Then, let your opponent
 beat you down to 5% energy. Once you have done this, quicky KO your
 opponent. If done correctly, you should hear the announcer say
 "GREAT!". Now your forth match will be against Roger or Alex. After
 the match, Roger and Alex will become selectable characters.


 Easy Way To Win
 Go to options put easy mode.Then put 1 round only.Then were it says "Change 
 character on continue put yes." Get your best fighter go through the game with 
 him or her. When you fight with Devil lose then choose a character like King beat 
 Devil and get a new character. Do this throughout the game with another 
 character and you keep on getting new characters. 


 Gear chance
 Select a character with triangle or square for clothing style one.
 Select a character with circle or X for clothing style two.


 Instant win
 Highlight the option mode abd press R1, then press O,O,O,X,X,O,TRIANGLE.
 At the beginnig of the game hold R1 and L1 to win the flight.
 Only work in one player mode.


 Taunts
 After you win a match press & hold X or square and your player will taunt the 
 loser. NOTE:This only works with some players.


 Play As Angel
 After you have beaten the game and unlocked all of the secret characters, choose
 arcade or VS. mode. When selecting your character, choose devil. When you start
 the fight, you will be playing as angel. I don't think it's possible to actually ever
 play as devil.

 
  Game Shark Codez:
   
  Joker Command                                           
  D00CA534 ???? 
   
  Infinite Health P1                                      
  800D09EA 006E 
   
  No Health P1                                            
  800D09E8 0000 
   
  1 Hit Death P1                                          
  D00D09EA 006E 
  800D09EA 0001 
   
  P1 Only Needs To Win 1 Round                            
  800D083C 0002 
   
  Infinite Health P2                                      
  800D1BF2 006E 
   
  No Health P2                                            
  800D1BF2 0000 
   
  1 Hit Death P2                                          
  D00D1BF2 006E 
  800D1BF2 0001 
   
  P2 Only Needs To Win 1 Rounds                           
  800D1A44 0002 
   
  All 25 Players Selectable                               
  800A3630 FFFF 
  800A3632 00FF 
   
  Infinite Time                                           
  800CAC4A 0036 
  800CAE12 0036 
  800CC072 0036 
  800CC09A 0036 
  800CC262 0036 
  800D2C1C 090E 
   
  Infinite Time to Pick Character                         
  801ED1C0 0449 
   
  P1 Set Win Marker Modifier                              
  800D083C ???? 
   
  P2 Set Win Marker Modifier                              
  800D1A44 ???? 
   
  P2 Has Disappeared                                      
  800D1A22 0001 
   
  Elapsed Timer Always 00'00'01                           
  800D644C 0000 
   
  Survival Mode Win Counter Modifier                      
  800D5130 00?? 
   
  Extra Characters                                        
  801ED1D4 1A20 
  801ED1D6 142A 
  801ED1D8 1E22 
  801ED1DA 1816 
  801ED1DC 281C 
  801ED1E8 0016 
  801ED250 0016 
   
  P1 Disappears (Press Select + Up)                       
  D00CA534 1100 
  800D081A 0001 
   
  P1 Reappears (Press Select + Down)                      
  D00CA534 4100 
  800D081A 0000 
   
  Quantity Digits to Accompany Win Markers Modifier Codes 
   
  0000 - 0 wins                                           
  0001 - 1 win                                            
  0002 - 2 wins                                           
  0003 - 3 wins                                           
  0004 - 4 wins