DFA5-64DF Win 1 bout to win the match instead of 2 out of 3--Turn the code 
off on bonus rounds
FDC7-AFAF 10 seconds to complete bonus rounds
7DC7-AFAF 30 seconds to complete bonus rounds
09C7-AFAF 45 seconds to complete bonus rounds
1DC7-AFAF 60 seconds to complete bonus rounds
BDC7-AFAF 90 seconds to complete bonus rounds
F6CD-A4AF Both players start with 1/4 health
7DCD-A4AF Both players start with 1/2 health
06CD-A4AF Both players start with 3/4 health
C2A9-D40F Player 1 takes minimum damage
C2A2-DF6F Player 2 or computer takes minimum damage
For the rest of the codes to work, you must select the West Subway
BAB4-6DAD + D7BC-A46D Always fight Richard Myer
BAB4-6DAD + D0BC-A46D Always fight Michael Max
BAB4-6DAD + D9BC-A46D Always fight Duck King
BAB4-6DAD + D1BC-A46D Always fight Tung Fu Rue
BAB4-6DAD + D5BC-A46D Always fight Hwa Jai
BAB4-6DAD + D6BC-A46D Always fight Raiden
BAB4-6DAD + DBBC-A46D Always fight Billy Kane
BAB4-6DAD + DCBC-A46D Always fight Geese Howard