DuracellEnergizer said:
"Superman receives his power from the radiation of our yellow sun, and is weakened when exposed to radiation from a red sun. It is possible a sith lightsaber, being red, might have similar properties".
Ah, I see. Anything that's red weakens Superman. So in theory Supe's own costume works against him, which means ...
Go for the family jewels, Lex!
I think it was because of the pl.... wait, am I really arguing this?