The follow passwords are to be typed at the the password menu.
| Password | What it does |
| Scab Creature, Abdominal Sewer Man, Pus Creature, Miner Goblin | Level 1 |
| Ghost, Nose Goblin, Ghost, Pus Creature | Boss 1 |
| Pus Creature, Scab Creature, Ghost, Boogerman | Level 2 |
| Troll, Miner Goblin, Nose Goblin, Ghost | Boss 2 |
| Scab Creature, Ghost, Abdominal Sewer Man, Boogerman | Level 3 |
| Boogerman, Pus Creature, Miner Goblin, Scab Creature | Boss 3 |
| Nose Goblin, Scab Creature, Ghost, Troll | Level 4A |
| Nose Goblin, Pus Creature, Ogre, Scab Creature | Level 4B |
| Ghost, Scab Creature, Troll, Miner Goblin | Boss 4 |
| Pus Creature, Boogerman, Ghost, Pus Creature | Level 5 |
| Pus Creature, Abdominal Sewer Man, Boogerman, Miner Goblin | Final Boss |