Cheat mode:
Enter one of the following codes during game play to activate the corresponding cheat function.

Effect
 Code
 
Invincibility
 xaltforsej 
 
Weapons group 1
 xhitme1 
 
Weapons group 2 
 xhitme2 
 
Weapons group 3 
 xhitme3 
 
Level skip
 xskipme 
 
Advance to level 1 Boss 
 xboss1 
 
Advance to level 2 Boss 
 xboss2 
 
Advance to level 3 Boss 
 xboss3 
 
Advance to level 4 Boss 
 xboss4 
 
Advance to level 5 Boss 
 xboss5