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| Code | Level |
| NTRO | 1st Level |
| 1STS | 2nd |
| 2NDS | 3rd |
| TRSH | 4th |
| SW1M | 5th |
| W0LF | 6th |
| BR4T | 7th |
| K4RN | 8th |
| B0MB | 9th |
| WZRD | 10th |
| BLKS | 11th |
| TLPT | 12th |
| GYSR | 13th |
| B3SV | 14th |
| R3T0 | 15th |
| DRNK | 16th |
| Y0VR | 17th |
| 0V4L | 18th |
| T1N3 | 19th |
| D4RK | 20th |
| H4RD | 21st |
| HRDR | 22nd |
| L0ST | 23rd |
| 0B0Y | 24th |
| H0M3 | 25th |
| SHCK | 26th |
| TNNL | 27th |
| H3LL | 28th |
| 4RGH | 29th |
| B4DD | 30th |
| D4DY | 31st (last) |
| Code | Cheat |
| CR3D | Credits |
| CH3T | Dunno :) |
| W4RP | Goes to highest level you've reached |
| GHST | Invincibility |