Mon-El has agreed to be Metropolis's new champion--unfortunately Metropolis wants nothing to do with him. In the wake of the events in the "New Krypton" saga, Mon-El faces fierce anti-Kryptonian sentiments from a city that assumes he's from there. Meanwhile the Guardian and his Science Police must deal with the Prankster's new wave of murderous fun, and Black Lightning and Steel face the repercussions of a world without Superman.