Luke Cage, Power Man #30 - Marvel Comics Group, April 1975, 25¢ cover price.

This classic Bronze Age issue features Luke Cage cornered by enemies who demand he surrender or face death. The dramatic cover showcases the introduction of Piranha, a new and violent menace described as "the man-eating menace of the man they call Power Man." With Luke trapped and facing multiple armed opponents, this issue delivers high-stakes action and the debut of a formidable new antagonist in Luke's rogues gallery.

The back cover contains a vintage LaSalle Extension University mail-in advertisement offering free career information and training opportunities, a common feature in Marvel comics of this era.