Beat the game on the medium difficulty level.
Complete all of a character's moves in practice mode. Then at the character selection screen, highlight a fighter and press L1 + L2.
| Unlock All Charecters | 801E51CE 07FF |
| Unlock All Levels | 801E51D0 07FF |
| P1 Quick Kill Meter Filled Up | 800DB180 0061 |
| P1 Always Empty Kill Meter | 800DB180 0000 |
| P1 Character Modifer | 801C87B0 000? |
| P1 Costume Modifer [Note] | 801C87C0 000? |
| P2 Quick Kill Meter Filled Up | 800DB3D4 0061 |
| P2 Always Empty Kill Meter | 800DB3D4 0000 |
| P2 Character Modifer | 801C87B4 000? |
| P2 Costume Modifer [Note] | 801C87C4 000? |
| P3 Quick Kill Meter Filled Up | 800DB628 0061 |
| P3 Always Empty Kill Meter | 800DB628 0000 |
| P3 Character Modifer | 801C87B8 000? |
| P3 Costume Modifer [Note] | 801C87C8 000? |
| P4 Quick Kill Meter Filled Up | 800DB87C 0061 |
| P4 Always Empty Kill Meter | 800DB87C 0000 |
| P4 Character Modifer | 801C87BC 000? |
| P4 Costume Modifer [Note] | 801C87CC 000? |
| Quantity Digits to Accompany Charecter Modifer Codes | |
| 0 - Tormentor 1 - Oddball 2 - Belladonna 3 - Dr. Faustus 4 - The Imp 5 - Violet 6 - Mammoth 7 - Cletus 8 - Cain 9 - Judas A - Marukka | |
| Quantity Digits to Accompany Costume Modifer Codes | |
| 0 - 1st Outfit 1 - 2nd Outfit 2 - 3rd Outfit 3 - 4th Outfit 4 - 5th Secret Outfit 5 - The Gimp |
Note: The Gimp costume only works in "Versus" and "Practice" mode, and sometimes glitch in those modes.