Originally Posted by Nathan
He used lamps that simulated red sunlight. A weakness that wouldn't work, because in MOS, Krypton's sun wasn't red. It was simply old and didn't put out as much radiation as earth's still young sun.
yeah, i was thinking more in line with what happened in the world engine though. the way the atmosphere affected him. maybe bruce and lex reverse engineer that atmospheric mask that some of the kryptonians had so that bruce isn't affected by it. though i don't know how physics wise that'd work.