Action Comics 671 (Nov 1991) NM- (9.2)

Blackout, Part 2 Missing in Action

Script: Roger Stern

Pencils: Kieron Dwyer

Inks: Brad Vancata

Colors: Glenn Whitmore

Letters: Bill Oakley

Characters: Superman [Clark Kent; Kal-El]; Lois Lane; Professor Emil Hamilton; Jean-Claude; Andre; Thorn [Rose Forrest]; Gangbuster [Jose Delgado]; Mayor Frank Berkowitz; Irv; Art; VILLAIN: Mr. Z; Lex Luthor; Sydney Happersen; Gretchen Kelley

Synopsis: Superman and Mr. Z, both with amnesia, land on island of "War That Time Forgot." The "new" Lex Luthor arrives in Metropolis, and offers to help with the blackout.