Best Single-Issue Comics Ever Written

Watchmen #1 opens Alan Moore and Dave Gibbons's masterwork, introducing the Comedian's murder mystery and a world where the existence of a real superhero has upended global politics.

Batman: The Killing Joke is Alan Moore's definitive Joker story, a single issue that redefined both characters and sparked decades of debate about how dark superhero comics should go.

Amazing Fantasy #15 is the most important single issue in Marvel history, introducing Peter Parker as Spider-Man and establishing the moral foundation of the entire Marvel universe.

Action Comics #1 from 1938 is where it all started, the debut of Superman and the birth of the superhero genre itself in a single 13-page story.