Superman [Clark Kent; Kal-El]; Lois Lane; Jimmy Olsen; Checkmate; Maxwell Lord (villain; in shadows); Blackrock [Dr. Peter Silverstone] (villain; death); Blackrock [Sam Benjamin] (assumes identity; villain)
Synopsis
Amid the growing distrust of Superman by the people of Metropolis, ex-convict Sam Benjamin takes the identity of Blackrock from its previous owner and forces Superman into a dangerous face-off.