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Playstation 2 - Street Fighter EX 3 cheats

Unlock Narrator Sakura as playable character:
Finish original mode with Sakura at least 8 times without using a single 
continue. Go to the character selection screen, then highlight Sakura.
after press Select.

Unlock Evil Ryu as playable character:
Finish original mode with Ryu at least 8 times without using a single 
continue. Go to the character selection screen, then highlight Ryu. 
Hold Select and press X, Square or Circle

Unlock Bison II as playable character:
Finish original mode with M. Bison at least 8 times without using a single 
continue. Go to the character selection screen, then highlight M. Bison. 
Hold Select and press X, Square, or Circle

Unlock bonus characters:
Finish original mode with any standard character in normal or hard mode
without using a single continue. Another new character will be unlocked 
every time, when you complete the game again.