Si tiene algunos personajes ocultos (que basicamente son versiones alteradas de los personajes originales...)
Aqui tienes las claves para la versión Americana y Japonesa:
[color=darkblue]Play As Evil Sakura : At the character selection screen, highlight Hulk, hold Right for 5 sec. and press LP+HP or LK+HK.
Play As Evil Zanglief : At the character selection screen, highlight Blackheart, hold Left for 5 sec. and press LP+HP or LK+HK.
Play As Armored Spiderman : At the character selection screen, highlight Ryu, move up and hold Up for 5 sec. and press LP+HP or LK+HK.
Play As Mephisto : At the character selection screen, highlight Omega Red, hold Down for 5 sec. and press LP+HP or LK+HK.
Play As U.S. Agent : At the character selection screen, highlight Bison, hold Up for 5 sec. and press LP+HP or LK+HK.
Play As Shadow Charlie : At the character selection screen, highlight Dhalsim, hold Up for 5 sec. and press LP+HP or LK+HK.
Play As Gambit : Go to Dhalsim, hold Start, then move Left(x2), Down(x4), Right(x2), Up(x2), Right and press and hold LP+MK+HP together.
Play As Norimaru (Japanese version only) : Norimaro will show on the character select screen (bottom middle square) if the machine is set to Freeplay or 1 coin X credit. A setting of 2 coins or above and you will only see the Marvel Super Heroes Vs. Street Fighter logo in his square.
Beat 'em While They're Down : After defeating your opponents, press and hold Start. Normally your character wont be able to move after the round is over but by holding Start you will not only be able to move freely (until the next round starts) but you will be able to hit your opponent and even do a Super on them!
Change Battle Order : When the screen shows which teams will be battling, press Punch or Kick three times to change the order of battle.
Double Team Spidermen : Start a new game and choose any character for your first choice followed by Spiderman as the second character. Deliberately lose, then continue and choose Silver Spiderman as your first character. The other Spiderman should be selected as your second character.
Fight Secret Characters (Japanese Version) : To fight a secret character in the Japanese version you must do a certain amount of team super finishes :
Character #
Evil Sakura 5
Evil Zangief 6
Shadow Charlie 7
Hyper Mode : At the vs. screen, hold LK+MP+HK.
Dan's Explosion : Pick Dan as your fighter and anyone else. At the Vs. screen hold LP until the word fight disappears. When the match begins Dan will fall into a small explosion.[/color]
Espero que esta información te sea de utilidad