In all the talk of graphical downgrades no one seems much preoccupied with 'why?'. Why build something and then proceed to tear it down, piece by piece, in the hope that ever more diminished expectations about the final product won't be severe enough to...
These codes are entered at the pause screen which can be accessed
Bighead - Gives clones and droids big heads
Darkforce - Gives Sith more strength
Clonehelmet - Gives your charater a clone helmet
Greensaber - Turns lightsabers green