Journey into Mystery #100

Journey into Mystery #100, released in January 1964, marks a pivotal moment in Silver Age Marvel history as the title officially pivoted to focus on the adventures of Thor. While the series had previously been an anthology featuring science fiction and monster stories, the character of Thor—created by Stan Lee, Larry Lieber, and Jack Kirby—had already proven popular enough in the preceding issues to demand this dedicated spotlight. This issue serves as a transition point, anchoring the series firmly in the burgeoning Marvel Universe that Lee and Kirby were building at the time.

The cover and interior art by Jack Kirby epitomize his dynamic, high-energy style, which defined the aesthetic of the 1960s Marvel bullpen. By this hundredth installment, the creative team had moved past the character's initial introduction and were deeply exploring the interplay between Asgardian mythology and contemporary human drama. The issue was received well by readers of the era, solidifying the title's standing as a cornerstone of the company's output and setting the stage for decades of mythological storytelling.