The X-Men #112

The X-Men #112, published in August 1978, serves as a pivotal entry in the Chris Claremont and John Byrne run that revitalized the franchise. During this period, the creative team focused on deepening character dynamics and escalating the stakes of the mutants' conflicts. The issue features the team's encounter with Mesmero and the transformation of the Beast, representing the era's hallmark blend of intricate plot threads and human-focused storytelling that moved away from the more simplistic narratives of the Silver Age.

The artwork by John Byrne, with inks by Terry Austin, is widely regarded as a high point of late 1970s Marvel aesthetic. Byrne's clean lines and dynamic panel layouts were instrumental in defining the visual language of the modern X-Men. At the time of its release, the title was beginning its ascent toward becoming a cultural phenomenon, and this specific issue is noted by collectors for its role in solidifying the chemistry of the expanded team during a period of critical and commercial growth.