But how did Superman discover the one thing that can harm him?
In this untold chapter from Superman's earliest days, a suave, savage crime lord makes his move on Metropolis, bringing with him a strange green meteorite from the distant reaches of space. Now everyone from Lois Lane to Lex Luthor to Superman himself is racing to uncover this new villain's secret--not knowing that this seemingly inanimate asteroid has a secret of its own...
Eisner Award winners Darwyn Cooke (DC: The New Frontier) and Tim Sale (Batman: The Long Halloween) present a gripping, gorgeous untold tale from Superman's early days--his first encounter with the rock that will rock his world forever! Collects Superman Confidential #1-5 and #11.