Press L + I + M during game play. Note: Your score will reset to zero
after this cheat is enabled.
Commander Keen cheat message:
Press A + B + T during game play.
Invincibility:
Press [Tab] + G + [F10] during game play.
Music test:
Hold M at the memory screen that appears while the game loads. A music
menu option will appear after the game finishes loading.
Cheat mode:
Start the game with the -debugmode command line parameter. Press [Left
Shift] + [Alt] + [Backspace] to enable debug mode. Enter one of the
following codes to enable the corresponding cheat function.
Effect Code
Change border color [Tab] + B
Display number of items, doors, and actors [Tab] + C
Level skip [Tab] + E
Displays coordinates [Tab] + F
Toggle God mode [Tab] + G
Lose health [Tab] + H
Free items [Tab] + I
Display memory usage [Tab] + M
Walk through walls. [Tab] + N
Pause without message [Tab] + P
Exit game [Tab] + Q
Toggle slow motion [Tab] + S
View graphics and play sounds [Tab] + T
Add extra VBLs [Tab] + V
Level select [Tab] + W
Extra stuff [Tab] + X
