Issue: #258 MJ
Cover by Nick Cardy."Fury of the Energy Eater!" written by Len Wein, penciled by Curt Swan and inked by Murphy Anderson. Reprinted in The Best of DC #56."Who is Mr. X?" "The Private Life of Clark Kent" written by Cary Bates, penciled by Curt Swan and inked by Dick Giordano.
First appearances: Josh Coyle, Xviar
Creators: Dick Giordano, Julius Schwartz, Cary Bates, Len Wein, Curt Swan, Murphy Anderson, Nick Cardy, E. Nelson Bridwell
Characters: Superman, Lex Luthor, Josh Coyle, Galactic Golem, Xviar