• Cheats:

When you start the game press A, B, Y, and X on controller 2. Then press A, B, Y, and X on controller 1. Now you'll get a number in the upper corner. Pressing A or X gives you invincibility, pressing B gives you no damage, and pressing X gives you unlimited ammo.

 

• Code:

Write "overgame" in the password menu. Then you come to the final level.

 

• Level Codes:

Level - Code

2 - QUESTION
3 - MASTERED
4 - MOTORWAY
5 - CABINETS
6 - SQUIRREL