Fantastic Four #5 Skottie Young

Fantastic Four #5 (1962) introduces the iconic villain Doctor Doom in his first appearance. Doom captures the Fantastic Four, sending Mr. Fantastic, Thing, and Human Torch back in time to retrieve Blackbeard's treasure. The team navigates the pirate era, with the Thing even being mistaken for Blackbeard. They ultimately trick Doom by returning an empty chest, leading to a confrontation where the Invisible Girl helps save the day. This issue also marks the debut of the Doombots, making it a pivotal moment for collectors.