METALLO ATTACKS! The crown jewel of Superman's new Metropolis is in ruins, and the increasingly violent Blue Earth movement is keeping the entire Super-Family on their toes. Meanwhile, Metallo's powerful new body is evolving in unforeseen, horrific ways. As Metallo s life and sanity continue to unravel, he sets out to capture the only person who can help him: John Henry Irons. It's Steel versus Metallo as the new era of Action Comics continues!