Password - Level Passwords | |
| The following passwords are for the Incredible! difficulty setting. | |
| Tutorial (Stage 0-2) | XL9ZMD |
| Giant Robot Factory 1 (Stage 1-1) | G!G1DK |
| Giant Robot Factory 2 (Stage 1-2) | DXY6FK |
| Giant Robot Factory 3 (Stage 1-3) | BBT7FK |
| Blizzard Backdoor 1 (Stage 2-1) | ZPGVFK |
| Blizzard Backdoor 2 (Stage 2-2) | B94GFK |
| Blizzard Backdoor 3 (Stage 2-3) | J2B?FK |
| Corruptorator 1 (Stage 3-1) | QF1XFK |
| Corruptorator 2 (Stage 3-2) | SW3!FK |
| Corruptorator 3 (Stage 3-3) | QQ?7DK |
| Underminer (Stage 4-1) | 24NCGK |
Password - Various Passwords | |
| Enter these passwords at the password screen for the desired effect | |
| Level select and debug (use L and R on difficulty setting to change starting level and press select during game for debug) | LLVVLL |
| Unlimited Incredi-meter | ZQMB!3 |
| Invincibility | X4V!3R |
| Invincibility and unlimited Incredi-meter | SHNBRT |
| View the credits | CR3D!T |