Photo Archives News Channels Special Features Forums Contact About Privacy Photo Archive: Lex Luthor, Copperhead & Mirror Master Posted by Curto on September 25, 2007 at 04:30 PM CST: Today's Photo Archive marathon focuses on a selection of action figures in the Justice League Unlimited line by Mattel. First up is a 3-pack featuring Lex Luthor, Copperhead & Mirror Master from the hit series.