Issue Tagline: But Can Even The Galaxy's Two Greatest Super-Stars Hope To Survive Against The Power Of Villainy's Most Terrible Weapon.. Warworld! Extra! Whatever Happened To... Johnny Thunder, Lawman?
Synopsis: Seeking out Warworld, Superman and Supergirl are shocked to find out the sheer size of the weapon. But they also learn the shocking secret about the weapon, that its controls may be responsible for the deaths of the alien race that built it. When Mongul is taken out of commission, Superman and Supergirl destroy Warworld, but then Superman learns that Supergirl is missing!
Synopsis: Johnny Thunder finds himself hopelessly outnumbered when his sometime-ally Madame .44 and his father are abducted by Silk Black. Catching up with the outlaw, Johnny Thunder and Madame .44 end the threat of Silk Black once and for all, before learning each other's true identities and falling in love.