Marvel Super Heroes vs. Street Fighter Cheats

Cheat menu:
Upon highlighting the OPTIONS choice in the main menu, then quickly push R1, Circle, Left, Triangle(2). Rapidly push L1, X, Left, Square(2) at the main menu in the Japanese version of the game.

Unlock Armored Spider-Man:
Highlight Spider-Man at the character selection screen, then hold Select and press any Punch or Kick button.

Unlock Mephisto:
Highlight Omega Red at the character selection screen, then hold Select and press any Punch or Kick button.

Unlock U.S. Agent:
Highlight Vega (M. Bison) at the character selection screen, then hold Select and press any Punch or Kick. U.S. Agent's uniform will be gray for Punch or green for Kick.

Unlock Shadow Charlie:
Highlight Dhalsim at the character selection screen, then hold Select and press any Punch or Kick button.

Unlock Mega Sakura:
Highlight Hulk at the character selection screen, then hold Select and press any Punch or Kick button.

Unlock Mega Zangief:
Highlight Blackheart at the character selection screen, then hold Select and press any Punch or Kick button.

Unlock Grey Hulk:
Enable the "Unlock Mega Sakura" code and pick Hulk as her partner. This color code should be universal for all characters.

Unlock same character:
Finish the game once. The same character may now be chosen by both players on the character selection screen.

Three Cyber-Akumas:
Finish the game once without losing a round. Highlight Akuma and press Select(5), Triangle. Then, get to Cyber-Akuma and defeat him. A third Cyber-Akuma will drop from the sky (as your partner).

Exploding Dan:
Hold WP after selecting Dan as your first character. Release the button after the word "Fight" disappears.

Extra jumps for Norimaro:
Select Norimaro, then press WK + MP + HK at the versus screen until the round begins. Norimaro will now be able to jump four times in the air.

Faster game speed:
Select any character, then hold WK + MK + HK until the word "Fight" disappears.

Change order of characters on versus mode screen:
Press WP + MP + HP.

Alternate costumes:
Press L1, L2, R1 or R2 when selecting a character.

Highlight Cyclops, then press L2 for Cyclops's movie costume.

Bonus options:
Finish the game without losing any rounds. Additional selections will appear on the options menu, including increasing the speed to eight stars and always having full combo meters.

Unlock Cyber Akuma:
Finish a normal game on arcade mode. (REMEMBER: This may need to be done without losing any rounds at a higher difficulty setting) Then, highlight Akuma on the character selection screen and press Select(5), X. REMEMBER: Cyber Akuma can only be used by himself. Cyber Akuma's moves are:

Go Hadoken: QCF + any Punch
Zanku Hadoken: (in the air) QCF + any Punch (releases 2 fire balls)
Go Shoryuken: Forward, Down, Forward/Down + any Punch
Tatsumaki Zanku Kyaku: QCB + any Kick (can be done in the air)
Ashura Senku: Forward, Down, Forward/Down or Back, Down, Back/Down + 3K
Zugai Hasatsu: Forward + MP
Senpu Hyaku: Forward + MK
Hard Knuckle: HP(standing or crouching)
High Mega Gou Beam: QCB + 2P
Scramble Gou Punch: QCF + 2P
Thunder Gou Shower: QCF + 2P while in the air
Shining Gou Shock: LP, LP, Forward + MK, HP (with Level 3 hyper gauge)

Unlock Apocalypse:
Finish a normal game on arcade mode. (REMEMBER: This may need to be done without losing any rounds at a higher difficulty setting)
Then, highlight Akuma on the character selection screen and press Select(6), X. REMEMBER: In the Japanese version of the game, highlight Norimaro on the character selection screen and press Triangle, X, L1, R2. Then, hold Circle until the match begins. REMEMBER: If Apocalypse is selected at stage 7, you will fight two secret characters. Apocalypse's moves are:

Smash Down Shockwave: Forward, Down/Forward, Forward + any Punch.
Mace Fist: Forward, Down, Down/Forward + any Punch.
Satellite Reflect Beam: (No buttons, random)
Scatter Shot: QCF or QCB + MK
Tracking Shot: (same as above)
The Drill: QCF + HP
Eye Laser: QCF + HK