Apr 15
Enter one of the following codes at the game screen to activate the corresponding cheat function:
| Result | Cheat Code |
| Invincibility | you are sod |
| Full energy | noble |
| Extra life | gimmie jimmie |
| Maximum continues | onandonandon |
| 1000 bullets | popquizhotshot |
| Maximum plasma gun | justwhatyouseepal |
| Maximum life and energy | threemileisland |
| Homing missile | apollo13 |
| Stick figure mode | hatman |
| Access first five levels | slaugtherhouse |
| Access first 11 levels | romario |
| Access all levels | getthecheesetosickbay |
| Appear as Groucho Marx | pulsating |
| Appear with red afro | festering |
| Appear with black afro | bloated |
| Appear with antennae | pusfilled |
| Appear with big lips | sweaty |
| Appear with huge glasses | malformed |
| Appear with arrow in head | slugforabutt |
| Display framerate | framerate |
| Display development team | iddqd |
| Displays testing team | idkfa |
| LEVEL | Password |
| What the Heck | Kettle, Faucet, Cow, Faucet, Cow, Faucet |
| Down the Tubes | Paint, Faucet, TV, Faucet, Cone, TV |
| Pod races | Cone, Kettle, Cone, Cow, Cow, Kettle |
| Snot a Problem | Cow, Kettle, TV, Cow, Kettle, Paint |
| Level 5 | TV, TV, Cow, Can, Cow, Hammer |
| Darkness | Kettle, Paint, Can, Faucet, Paint, Faucet |
| Peter Puppy | Cow, TV, Kettle, Cow, Kettle, Paint |
| Buttville | Can, TV, TV, Kettle, Cone, Cow |
| Andy Asteroids | Cone, Faucet, Cow, Cow, Cow, TV |
