Mass Effect is one of the greatest Role Playing Games to come out in recent years, it is the latest endeavor from BioWare, makers of many top-notch RPGs like Star Wars Knights of the Old Republic and Baldur’s Gate.
The cheats for the PC version of Mass Effect are hidden, to enable the cheats you must first edit the config file in you install directory. Do this at your own risk.
Browse your computer to where you installed the game … > BioWare > Mass Effect > Config. Open the file BIOInput with a text editor like Notepad. Find the line that says “Engine.Console” and directly underneath that line, place a new line that says “ConsoleKey=Tilde” (alternately you can use a different key command, but this is recommended). Save your file. Launch the game again, and now you can press the tilde (~) key to bring up the cheats console, then type in one of the cheats below.