Cheat Mode:

On the title screen, type "YICKE YACKE HIHNERKACKE". Then hold the left Shift key and press 1. Release the 1 key first, then release the left Shift key. The screen will turn blue - start the game. The following keys are now active:



1 to 7  : Level select

F1 to F5: Weapon select

G       : Gold

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Source: Amiga Future GTT

FREEZER:
Gold $00FA25
Lives $00FA23
Energy $00F933 or $6C3 (use value 14 max, higher causes counting bug)