God Mode
While playing, press Alt-Shift-G for all weapons and invulnerability.
Command-line Codes
To use these codes, start your game with one of the following command lines:
TEKD1 NOCHASE-Removes the shooting enemies from the game.
TEKD1 NOENEMIES-Removes everyone but you.
TEKD1 NOGUARD-Removes the guards from the game.
TEKD1 NOSTROLL-Removes the innocent bystanders from the game.
Invulnerability
Press NUM LOCK while playing.
All Weapons
While playing, press Shift+Alt+W for all weapons.
All Symbols
While playing, press Shift+Alt+J for all symbols.
