| Characters |
Chronos [David Clinton]; Blue Beetle [Ted Kord]; Justice League International [Martian Manhunter [J'onn J'onzz]; Black Canary [Dinah Lance]; Batman [Bruce Wayne]; Mister Miracle [Scott Free]; Captain Atom [Nathaniel Adam]; Green Lantern [Guy Gardner]; Booster Gold]; Dekan Drache; Dr. Klaus Cornelius |
| Synopsis |
While returning from a Justice League International meeting Blue Beetle is ambushed by Chronos and transported into the prehistoric past, along with the city of Chicago. Beetle manages to return the city of Chicago to the present, but Chronos is stuck in the past. |
| Genre |
Superhero |
| Script |
Len Wein |
| Pencils |
Ross Andru (pages 1-17); Gil Kane (pages 18-22) |
| Inks |
Dan Bulanadi |
| Colors |
Gene D'Angelo |
| Letters |
John Costanza |