Costume colors:
Enter "MJNKPNPN" for password.


Costume colors alternative:
Get all 24 pictures in gallery mode. Hold Start when you select a fighter and you get a black costume with endless gauge. Hold Triangle when you select a fighter to get a gold costume.


New gallery mode challenge:
Enter "3GOU1SAD" for password.


Dizzy, Testament and GG mode:
Enter "KYUSBNBN" for password.


Dizzy, Testament and GG mode alternative:
Press Down, Right, Right, Up, Start at the title screen.


Justice:
Get 18 pictures in gallery mode.


Kliff:
Get 12 pictures in gallery mode.