Press Up+Right and press Start At the title screen.
Enter these passwords at the password screen:
| Password: | Result: |
| Batman, Batmobile, Batman, Batcycle | Level 2 |
| Batman, Batcycle, Batgirl, Batcycle | Level 3 |
| Batmobile, Batmobile, Batman, Batmobile | Level 4 |
| Batmobile, Batcycle, Batgirl, Batgirl | Level 5 |
| Batcycle, Batcycle, Batman, Batgirl | Level 6 |
| Batcycle, Batgirl, Batgirl, Batman | Level 7 |
| Batgirl, Batcycle, Batman, Batmobile | Level 8 |
| Batgirl, Batgirl, Batmobile, Batcycle | Level 9 |
| Batcycle, Batgirl, Batgirl, Batman | Last Stage |
