Photo Archives News Channels Special Features Forums Contact About Privacy Photo Archive: JLU - Superman (Armor) Posted by Curto on May 26, 2008 at 01:00 PM CST: We continue this weekend's marathon of Photo Archive updates featuring the Justice League Unlimited line of action figures by Mattel. So, if kryptonite can kill Superman, why is his armor powered by the stuff? Doesn't this bother anyone else??