Cheat mode:
Make a backup copy of the file before proceeding. Use a text editor to edit the "init.py" file in the game folder. Add the following lines to the file: ff.CON_ENABLE=1

Begin game play and press ~ at the database screen to display the console window.

Invincibility for entire party - god()
Disable invincibility - mortal()
Enemies do not move or attack - peace()
Enemies move and attack again - war()
Win current mission - Mission_Win()
Unlock all character powers in current mission - DEBUG_ALLPOWERS=1
Add CP to specified character - Campaign_AddCP('(name)',(number))
Automatically specified character - Campaign_Recruit('(name)')
Unlock specified built-in character's origin - Campaign_UnlockOrigin('(name)')
Set prestige amount - Campaign_AddPrestige((number))

Character names:
When entering a character name in a code, it must be all lower-case, with spaces converted to underscores "_". Also, remove hyphens "-" in names. Some examples are:

Alche-Miss: 'alchemiss'
Mentor: 'mentor'
'black_bird'
'bullet'
'iron_ox' or 'ironox''
'law'
'liberty_lad'
'man_bot'
'man_o_war'
'microwave'
'minute_man'
'order'
'sea_urchin'
'supercollider'