No introduction sequence Start the game with the skip command line parameter.
Cheat mode Enter one of the following codes to activate the listed cheat function.
EffectCode All weapons, temporary invincibility[Ctrl] + R + E + N Level select[Al + L, Display coordinates[Ctrl] + [Al + [Right Shif + [F12] Teleport[Al + =, Full energyB + I + G
Note Activating the "Full energy" code will reset your score to 0.
