Issue: #434
Last valuation update: 2026-10-20
Cover by Nick Cardy."The Krypton Connection!" (Superman) written by Cary Bates, penciled by Curt Swan and inked by Vince Colletta."Zatanna's Double Identity!" (Green Arrow) written by Elliot S. Maggin with help from (Allen) Al Milgrom, (Sal) Sal Amendola, (Neal) Neal Adams and (Joanne) ???, penciled by Dick Dillin and inked by Frank McLaughlin.Notes:Gun Barrel Stopper Arrow used.
First appearances: Erndine Ze-Da
Creators: Elliot S! Maggin, Julius Schwartz, Cary Bates, Curt Swan, Vince Colletta, Frank McLaughlin, Nick Cardy, E. Nelson Bridwell, Dick Dillin
Characters: Superman, Lois Lane, Zatanna, Black Canary, Green Arrow, Jimmy Olsen, Steve Lombard, Erndine Ze-Da, Xa-Du