Use the command line parameter -drake -strega -amitab -fuzzyhead -mice to start the game then you can enter a cheat below
Example: C:Aquanox 2AquaNox 2 Revelation.exe" -drake -strega -amitab -fuzzyhead -mice
F7 - Invincible
F8 - Invisible
F10 - Mission Complete Auto
F11 - Mission Complete Manual
F12 Mission Failure
Unlock all missions in Instant Action
Backup any files before changing
Play any mission in Instant Action
Look for the file " Config.txt " in AquaNox2 savegame folder most commonly located in My Documents
Make a backup or in other words copy the file to a safe location before you edit it
Open the file with some text editor and look for the string
Name = "gunlockedmissions"
Type = "cstring"
yours might not have the " Value = " like this one does
PS. Ignore the they do not exist on the Config.txt file
Now edit the " Value = " and write from 1 to 67 without spaces or linebreak, only separated with comas and all this must be within inverted comas i. e.
You can also copy and paste the above string if you like
Be careful and don't erase the " "
PS. Ignore the they don't exist on the Config.txt file
Save and exit
Start the game
Now click in Instant Action and you should have all the missions available even the bonus missions
The good thing is you didnot have to finish the game to access all the missions