"Mister Z!"
Triangle 1991-1
Continues in Adventures of Superman (1987) #474.
A mysterious immortal man named Mister Z arrives in Metropolis intent on capturing Superman's soul within his magical crystal for all eternity. Can his crystal imprison the Man of Steel's alien essence?
First appearance: Mister Z.
First appearance: Sam Foswell.
*Note: This issue marks the debut of DC's new numbering system to help guide readers through the cross-continuity of the Superman titles. This system remained in use through January of 2002 and eventually included five regular titles and numerous one-shots and cross-over issues.