Action Comics 590 (Jul 1987) NM- (9.2)

Better Dying Through Chemistry

Script: John Byrne

Pencils: John Byrne

Inks: Dick Giordano

Colors: Tom Ziuko

Letters: John Costanza

Characters: Superman [Clark Kent; Kal-El]; Metal Men [Gold; Iron; Lead; Mercury; Platinum [Tina]; Tin]; Lois Lane; Doc Magnus [Will Magus]; Mr. Lydecker; Negative Woman (flashback; cameo; from parallel Earth); VILLAIN: Chemo

Synopsis: When Clark Kent accidentally falls in a vat of chemicals, a new Chemo is born, one shaped like Superman and with Superman's powers. Superman and the Metal Men team up to stop it.