Wing Commander - Prophecy cheats and cheat codes for PC

Different targeting mode:
Enter "goodtarget" as a code during flight.

Turns on the radio:
Enter "moretunes" as a code during flight.

Fly with the enemy ship:
Enter "alswantsmoreships" as a code at the Simulator Mission Selection 
screen before picking your mission.


While in the cockpit (simulation or mission) type the word dynomite.
Then press...

Press CTRL + C - Disables collisions
Press CTRL + I - Activate invulnerability
Press CTRL + F12 - Blow up any targeted object
 

Fun to try in Prophecy simulator: 
Get close to or fire on the TCA Base in simulator mission 0. 
A Dralthi labeled 'hrai Hhallas' will appear. 
Chase down this Dralthi and destroy it before it jumps out.  
A quartet of 'hrai Hhallas' Vaktoth will attack you. Defeat 
them, and proceed with the mission as usual. Instead of ending 
in the usual place, it will send you to an additional extra end 
navpoint where you defend the Midway against a trio of Vaktoth.