Invincibility
Enter this code while playing: MACLEOD
No timer
Enter this code while playing: TIMEWARP
Unlimited ammo
Enter this code while playing: DIRTYHARRY
Show enemy on radar
Enter this code while playing: THRASHER
Last level
Enter this code while playing: JUMPDEAD
Unlimited jetpack fuel
Enter this code while playing: KEYMASTER
Full map
Enter this code while playing: SHOWALL
More Weapons and Armor
To get more weapons in the trial version of the game, click on the scout armor and press the down key. You now have two new suits. Repeat this for the weapons and you'll get better ones.
