SUPER STREET FIGHTER II - THE NEW CHALLENGERS
Simultaneously press the L and R buttons to cancel character selection (Versus Mode only).
Each of the attack buttons as well as the Start button will give you a different costume color. An eighth costume color can be selected by pressing and holding any Punch or Kick button for a few seconds.
SUPER STREET FIGHTER II TURBO
The two codes listed above also work for Super Street Fighter II Turbo.
Akuma can be selected in two ways. The long method is to highlight Ryu (or Ken), T. Hawk, Guile, Cammy, and Ryu (or Ken) for 3 seconds each, then placing the cursor on any character and pressing Start, then all 3 Punch buttons simultaneously. The easier method is to highlight Ryu and press both the L and R buttons simultaneously.
The SUPER (more commonly known as OLD) characters can also be selected in two ways. The following lists the arcade method of selecting these characters. Choose your character with any button and then press the following, finishing with LP (or LP+LK for alternate costume color):
Ryu: Right, Right, Right, Left
Ken: Left, Left, Left, Right
E. Honda: Up, Up, Up, Down
Chun-Li: Down, Down, Down, Up
Blanka: Right, Left, Left, Left
Zangief: Left, Right, Right, Right
Guile: Up, Down, Down, Down
Dhalsim: Down, Up, Up, Up
T. Hawk: Right, Right, Left, Left
Fei Long: Left, Left, Right, Right
Cammy: Up, Up, Down, Down
Dee Jay: Down, Down, Up, Up
Balrog: Left, Right, Right, Left
Vega: Down, Up, Up, Down
Sagat: Up, Down, Down, Up
M. Bison: Right, Left, Right, Left
An easier way to select these characters is to hold down the R button, then press any attack button (LK for alternate color).
To face Akuma in Arcade Mode, reach Stage 12 without using any continues.
STREET FIGHTER ALPHA 2 GOLD
Highlight Zangief, Dhalsim, M. Bison, Sagat, Ken or Ryu and press Start once to reveal their EX versions, press Start twice for Chun-Li. These versions use techniques from "Street Fighter II' - Champion Edition" and have no Super meter, Alpha Counters, or other features from the Alpha series.
Press Start twice while highlighting Ryu to reveal Evil Ryu. Press Start once while highlighting Chun-Li to change her into her SFII costume. Press Start five times while highlighting Sakura and Akuma for special Sakura colors and Shin Akuma, respectively.
In Arcade Mode, play as M. Bison (or EX M. Bison) and beat the highest score (50,000) in the game. Enter the initials "CAM". Now enter Versus Mode or Training. Highlight M. Bison and press Start twice to reveal Cammy in her X-Men Vs. Street Fighter appearance.
When playing in Arcade Mode, have a second player join in. Have the second player highlight any character and hold Start for a second, then release and select any character to play in the stage you chose. To play in Australia, highlight Sagat and hold Start for five seconds. Do not release Start and select any character. For Venezuela, highlight Charlie instead of Sagat.
Select Survival by holding L and Chun-Li will fight you in her SFII costume and your final battle will be against Shin Akuma. Select Survival by holding R and your final battle will be against M. Bison.