X-Men: Children of the Atom
Play as Akuma
Some details of the code are slightly different for Player 1 and Player 2, but most aspects are identical.
- The codes begins when you are on the character selection screen.
- Player 1 must highlight Spiral and pause for three seconds.
- Player 2 must highlight Storm and pause for three seconds.
- Move the character select cursor through the following directions:
- Player 1:
- Player 2:
- Player 1:
- Pause for three more seconds when you reach the end (Player 1 should stop on Silver Samurai, and Player 2 should stop on Spiral).
- Press and hold
+
+
Play as Juggernaut in Versus mode (Saturn only)
Input the Akuma code correctly. Play as Akuma and win one round. When you return to the Versus screen, tap 
or 
twice.
Adjust the screen size (Saturn only)
At the Option screen, hold 
+
, then press 
on Controller 1. Your choices are Saturn (normal) and Arcade (wider).
Quick continue (Consoles only)
To return to the game from the continue screen with the same character and avoid the need to load the character selection screen, press and hold or when pressing 
on the Saturn version, or press and hold 
+
+
+
before pressing 
on the PlayStation version.
Marvel Super Heroes
Disable Gems
To disable Gems in two player mode both players must press and hold START after choosing their character until the round starts.
Change Character Color
At the character select screen move to the desired character then hold 
(if on top row) or 
(if on bottom row). After three seconds press any button to select character.
Play as Hidden Characters
Arcade
To select the hidden characters below you must have a Japan game board, set it to freeplay, and access the machine's credit switch. Press and hold the credit switch. Press START and at the character select screen use the following moves to select characters.
| Character | Code |
|---|---|
| Doctor Doom |    
|
| Thanos | 
|
| Anita | 
|
Sega Saturn
You cannot use these codes with the Shortcut turned on, but if you save the game after using any code, you can choose the respective character automatically with the Shortcut option on. Beat the game once on any difficulty setting and save the game. Make sure that this game save is loaded into memory when you try to enter these codes.
| Character | Code |
|---|---|
| Doctor Doom | From the Player Select screen, press and press  , hold it and press  , hold that too and press  . This needs to be done fairly quickly. If you did it right, Doom's face will appear.
|
| Thanos | Once Dr. Doom is playable, go into the Player Select screen. Press and then press  , hold it and press  , hold that too and press  . This needs to be done fairly quickly. If you did it right, Thanos' face will appear.
|
| Anita | Anita is usable in the game (Japanese version only) by first making Dr. Doom and Thanos available, then entering   +, then hold that and press , then hold that and press .
|
PlayStation
You cannot use these codes with the Shortcut turned on, but if you save the game after using any code, you can choose the respective character automatically with the Shortcut option on. Beat the game once on any difficulty setting and save the game. Make sure that this game save is loaded into memory when you try to enter these codes.
| Character | Code |
|---|---|
| Doctor Doom | From the Player Select screen, press  and press  , hold it and press  , hold that too and press . This needs to be done fairly quickly. If you did it right, Doom's face will appear.
|
| Thanos | Once Dr. Doom is playable, go into the Player Select screen. Press  and then press , hold it and press  , hold that too and press  . This needs to be done fairly quickly. If you did it right, Thanos' face will appear.
|
| Anita | Anita is usable in the game (Japanese version only) by first making Dr. Doom and Thanos available, then entering   +, then hold that and press , then hold that and press .
|
X-Men vs. Street Fighter
Play as Akuma
On the character select screen, highlight Magneto, Juggernaut, Dhalsim, or M.Bison and press . Akuma's picture will appear.
Play as SFA Chun-Li
On the character select screen, highlight Chun-Li and hold the START button and press any action button.
Random Character Selection
Highlight one of the right or leftmost characters. Then press and hold the joystick away from the selection grid.
Play as the Same Character
Select your first character and then use the random selection code to select the second. If you can make it stop on your first highlighted character it will remain enabling you to select the same character twice. This does some strange things to the life bars, so be careful. It may also screw up the color palette for one of the characters on the selection grid but this will not effect game play.
Rogue's Hidden Win Pose
Beat your opponent with Rogue (don't use a Team Super to do this). Then, before Rogue does her win pose, hold 
or 
. Rogue will turn around and give you a nice view of her backside.
Extra Options (Sega Saturn)
Beat the game on any difficulty level (whether you continue or not), and you get the following extras:
- You can select the same character twice.
- The character color layout changes for most characters:
and 
will give you new colors. - There are now more turbo speeds (up to 8 stars), and if you can even choose two negative speeds (denoted as diamonds).
Beat the game without having your or your partner die, and you get a new option in the Options Menu:
- When activated, your Hyper Combo Gauge automatically refills when it is used, allowing for near-infinite use of attacks that cost super meter power. Note that this effects both characters, and the computer will take advantage of this sometimes.
Quick Rematch (Sega Saturn)
After losing a match either against a friend or the CPU, the loser can restart the same match by pressing or holding the or button when the winner's quote screen starts to apear. You'll know if it worked because you'll hear a sound cue.
EX Option Mode (PlayStation)
At the main menu press to open the hidden options menu. For the Japanese version, you must press . This allows you to play the original arcade version of the game or the default EX version specially designed for the the PlayStation. If you choose Original mode, then you will be able to switch characters during a match. You may only use this feature in the versus mode and both you and another player must choose the same team of characters in opposite order. For example, if you choose Ryu and Ken, then your opponent must choose Ken and Ryu and you will be able to switch characters during a fight.
Play as Apocalypse (PlayStation)
To play as Apocalypse, complete the game at a difficulty of at least five stars. Then select versus mode. At the character selection screen, highlight Akuma and hold 
for five seconds before pushing any punch button.
Marvel Super Heroes vs. Street Fighter
Change Battle Order
At the Vs. screen press to switch the fighter who will begin the match. Press them again to swap back.
Dan's secret intro and finish
To see Dan slam into the floor in an explosion, make sure that he's the first up to fight, and hold prior to the battle starting. Dan also has a special finish; if he kills a person with his Premium Sign attack (even if they're killed by block damage), you'll get the black finish usually reserved for Hyper Combos. Note that this only works if they're hit by the _thrown_ autograph, not if they're killed while Dan is holding his autograph.
Fight Secret Characters
To fight a special team consisting of one hidden character and either Akuma or M. Bison, fulfill the following requirements before Stage 6:
| Team | Method |
|---|---|
| Mech Zangief & M. Bison |
|
| Sunburned Sakura & Akuma |
|
| Shadow & M. Bison |
|
Play as Norimaro (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. To use Norimaro's quadruple jump, hold down ++ before the battle begins. Once it has begun, Norimaro can now jump 4 times in a row (just like Chun-Li's triple jump or Cyclops' double jump). If you want to keep using this trick, you have to do it between every stage. His quadruple jump is a little different from most people with mid-air jumps in that you have to wait a moment between the 3rd and 4th jumps.
Play as Hidden Characters
Arcade
| Character | Code |
|---|---|
| Armored Spiderman | At the Character Selection screen goto Ryu. Press and hold Start, hold for 5 seconds and press + or +.
|
| Mech Zangief | At the Character Selection screen goto Blackheart. Press and hold Start, hold for 5 seconds and press + or +.
|
| Sunburned Sakura | At the Character Selection screen goto Hulk. Press and hold Start, hold  for 5 seconds and press + or +.
|
| Mephisto | At the Character Selection screen goto Omega Red. Press and hold Start, hold for 5 seconds and press + or +.
|
| Shadow | At the Character Selection screen goto Dhalsim. Press and hold Start, hold for 5 seconds and press + or +.
|
| U.S. Agent | At the Character Selection screen goto M. Bison. Press and hold Start, hold for 5 seconds and press + or +.
|
Saturn
| Character | Code |
|---|---|
| Armored Spiderman | At the Character Selection screen goto Spider-Man. Press and hold , and press any button.
|
| Mech Zangief | At the Character Selection screen goto Blackheart. Press and hold , and press any button.
|
| Sunburned Sakura | At the Character Selection screen goto Hulk. Press and hold , and press any button.
|
| Mephisto | At the Character Selection screen goto Omega Red. Press and hold , and press any button.
|
| Shadow | At the Character Selection screen goto Dhalsim. Press and hold , and press any button.
|
| U.S. Agent | At the Character Selection screen goto M. Bison. Press and hold , and press any button.
|
PlayStation
| Character | Code |
|---|---|
| Armored Spiderman | At the Character Selection screen goto Spider-Man. Press and hold , and press any button.
|
| Mech Zangief | At the Character Selection screen goto Blackheart. Press and hold , and press any button.
|
| Sunburned Sakura | At the Character Selection screen goto Hulk. Press and hold , and press any button.
|
| Mephisto | At the Character Selection screen goto Omega Red. Press and hold , and press any button.
|
| Shadow | At the Character Selection screen goto Dhalsim. Press and hold , and press any button.
|
| U.S. Agent | At the Character Selection screen goto M. Bison. Press and hold , and press any button.
|
Double Team Spidermen
Start a new game and choose any character for your first followed by Spiderman as the second. Deliberately lose and then continue game. Choose Armored Spiderman as your first character and the other Spiderman should be selected as your second.
Bonus Options (Sega Saturn)
Beat the game once (on any difficulty, even if you lose and continue), and you get an infinite Life Gauge option, eight speed stars total, two additional colors for each character, and same character select. Beat the game again (on eight star difficulty, even if you lose and continue), and you get a Hyper Combo Gauge option. Optionally, beat the game one time on eight star difficulty and don't lose to get all of these options enabled.
Cyber Akuma Mode (Sega Saturn)
Beat Survival Mode once (on any difficulty) and this becomes available. To use it, highlight "Survival Mode" in the main menu and press or once. It will now read "Mech-Gouki Now!!" mode. If you select it, you can fight Mech-Gouki. However, note that, like Survival Mode, none of the bonus options work in this mode.
Play as Cyber Akuma (Sega Saturn)
To select Cyber Akuma, beat Mech-Gouki Now!! mode once (at any difficulty). You also need to beat the game once (to enable same character select). Then, in Arcade or Versus mode, highlight Akuma, hold Start, and press any button. Highlight Akuma again (for your second choice), hold , and press any button. You'll get Cyber Akuma instead. Note that Cyber Akuma can only be used by himself. If killed, he cannot be attacked with the "Beat Up Your Opponent" trick. If you beat the game with Cyber Akuma, another one will fall down and you can attack it. Cyber Akuma actually gets one line of text here, but the ending is the same generic kind you get for using the Marvel hidden characters (Armor Spider-Man, Mephisto, or US Agent).
Quick continue (Sega Saturn)
To return to the game from the continue screen with the same team and avoid the need to load the character selection screen, press and hold or when pressing .
EX Option Mode (PlayStation)
At the main menu press to open the hidden options menu. For the Japanese version, you must press . This allows you to play the original arcade version of the game or the default EX version specially designed for the the PlayStation. If you choose Original mode, then you will be able to switch characters during a match. You may only use this feature in the versus mode and both you and another player must choose the same team of characters in opposite order. For example, if you choose Ryu and Ken, then your opponent must choose Ken and Ryu and you will be able to switch characters during a fight.
Play as Cyber Akuma (PlayStation)
First you must beat the game on hard without any continues and then save the game. Then enter the character section screen, highlight Akuma, and press five times, then any button.
Play as Apocalypse (PlayStation)
To play as Apocalypse, you must first beat the game without continuing at any Difficulty level. After doing that, go to Arcade, Versus, or Training. Highlight Akuma and press the select button 6 times, then any button.
Marvel vs. Capcom
Change Battle Order
At the Vs. screen press to switch the fighter who will begin the match. Press them again to swap back.
Pose Points
Press Start to move after winning a round, and perform any action. You'll get more points if the animation you're doing when the game stops looks cool.
Steal Opponent's Helper
After you kill your second opponent during any battle, but before the 'pose points' counter appears, hold down and keep holding them. You'll have your opponent's helper at the start of the next battle.
Select Your Helper
After selecting your second character, quickly hold down Start and the buttons shown. To select your helper between rounds, hold these buttons once the round ends but before you return to the Stage screen. The list of helpers and the codes needed to access them are available on the Marvel vs. Capcom Helper description page.
Play as Hidden Characters
| Character | Code |
|---|---|
| High-Speed Venom | Highlight Chun-Li and draw a "12". Enter , ×4, , ×4, ×2, ×2, ×2, ×2, ×2, ×4, ×2, .
|
| MSH-Perfomance Hulk | Highlight Chun-Li and draw a "34". Enter ×2, ×2, ×2, ×2, ×2, ×2, ×4, ×2, ×2, ×2, ×4, ×4, , .
|
| Hyper-Armor War Machine | Highlight Zangief and draw a "56". Enter ×2, ×2, ×2, ×2, ×2, ×4, ×2, ×2, ×4, ×2, ×2, ×2, ×2, ×2, ×5.
|
| Shadow Lady | Highlight Morrigan and draw a "78". Enter , ×2, ×4, ×2, ×4, ×2, ×2, ×2, ×2, ×2, ×2, ×2, ×2, ×2, ×2, ×5.
|
| Lilith-Style Morrigan | Highlight Zangief and draw a "90". ×2, ×2, ×2, ×2, ×4, ×2, ×4, , , ×4, ×2, ×4, ×2, ×4, , .
|
| Roll | Zangief. Enter Enter ×2, ×2, ×2, ×2, ×2, , , ×2, ×2.
|
Fight Secret Characters
To fight a special team consisting of one hidden character and their Super Partner, fulfill the following requirements before Stage 7, in addition to never losing either partner:
| Opponent | Method |
|---|---|
| High-Speed Venom and Spider Man |
|
| Hyper-Armor War Machine and Captain America |
|
| Lilith-Style Morrigan and Chun-li |
|
| MSH-Perfomance Hulk and Wolverine |
|
| Roll and MegaMan |
|
| Shadow-Lady and Jin |
|
PlayStation only
EX Options
To enable EX Options, beat the game once. Then at the title screen, highlight Options, hold , and press .
Enable the Hidden Helpers
To enable Shadow and Sentinel, simply beat the game once. They can be picked by moving to the bottom of the screen and pressing Down when highlighting Iceman or Colossus.
Play as Hidden Characters
To enable a hidden character, simply beat the game with their counterpart. Then follow the instructions to select them.
| Beat with | Unlock | Selection |
|---|---|---|
| Venom | High-Speed Venom | Highlight Chun-Li and press Up. |
| War Machine | Hyper-Armor War Machine | Highlight Zangief and press Up. |
| Morrigan | Lilith-Style Morrigan | Highlight War Machine and press Down. |
| Mega Man | Roll | Highlight Mega Man and press Right. |
| Mega Man | Magnetic Mega Man | Highlight Mega Man, hold , and pick him.
|
| Hulk | MSH Performance Hulk | Highlight Ryu and press Up. |
| Chun-Li | Shadow Lady | Highlight Gambit and press Down. |
| anybody | Onslaught | Highlight Wolverine and press Down. |
Fight the Hidden Character
The requirements have been simplified a lot for the PlayStation version. Just do the following:
- Don't lose a round.
- Don't continue.
- Don't have a second player join in.
- Get the following special finishes during the last round:
| Team | Finishes |
|---|---|
| MSH-Performance Hulk & Sentinel | get 3 Hyper Combo, Variable Combination, or Variable Cross finishes. |
| Lilith-Style Morrigan & Shadow | get 4 Hyper Combo, Variable Combination, or Variable Cross finishes. |
| Hyper-Armor War Machine & Sentinel | get 5 Hyper Combo, Variable Combination, or Variable Cross finishes. |
| Roll & Shadow | get 2 Variable Cross finishes, and 3 Hyper Combo, Variable Combination, or Variable Cross finishes. |
| High-Speed Venom & Sentinel | get 3 Variable Cross finishes, and 3 Hyper Combo, Variable Combination, or Variable Cross finishes. |
| Shadow Lady & Shadow | get 4 Variable Cross finishes, and 2 Hyper Combo, Variable Combination, or Variable Cross finishes. |
Use the same character in a team
Beat the game once, and you can do teams like Gambit + Gambit.
Start off in a different mode
You can pick Ryu or Zangief and have them start off in their other modes by doing the following (notice that this won't work on Crossover mode):
| Mode | Method |
|---|---|
| Ken Mode | Highlight Ryu, hold , and pick him.
|
| Akuma Mode | Highlight Ryu, hold , and pick him.
|
| Mech Zangief | Highlight Zangief, hold , and pick him.
|