Max Out Health - Find the file Scripts\difficulty.txt in the game's
folder and use a program like Notepad to open it. Look for Damage0 and
change it from 0.17 to 0.0. This affects easy mode
Medium is the value in line 2 and line 3 if for Hard modes which may also
be changed.
Quick Save - Press Shift + F11
Quick Load - Press Shift + F12
Get Genocide Deluxe - After you beat the first level "contact" you
become a grunt and you have the genocide deluxe. you should always use it
when breed reinforcements come.