Synopsis

The annual JLA/JSA crossover kicks off when the Johnny Thunder of Earth-1 takes control of the Earth-2 counterpart's Thunderbolt. Using the power of the Thunderbolt, Johnny goes back in time to prevent the JLA from ever existing!

Written By:

Gardner Fox

Pencils:

Mike Sekowsky

Inks:

Bernard Sachs

Cover By:

Mike Sekowsky Murphy Anderson Joe Letterese