Injustice: Gods Among Us #20

When the Joker nuked Metropolis, it was assumed there were no survivors. But now a distress call comes from the ruins. Is it an automated signal, a hoax, or a trap? No one is sure if Superman should respond. Who or what will he find?

Description

When the Joker nuked Metropolis, it was assumed there were no survivors. But now a distress call comes from the ruins. Is it an automated signal, a hoax, or a trap? No one is sure if Superman should respond. Who or what will he find?