X-Men #110

Published in April 1978, X-Men #110 arrived during the acclaimed creative tenure of writer Chris Claremont and artist John Byrne. This issue serves as a pivotal chapter in the 'Phoenix Saga,' featuring the first appearance of the Canadian government's super-powered team, Alpha Flight, who arrive to confront Wolverine and reclaim him for Department H. The narrative is noted for its high-stakes character tension and the formal introduction of characters like Guardian, Sasquatch, and Shaman.

The cover art, executed by John Byrne and Terry Austin, is celebrated for its clean, dynamic composition that captures the conflict between the X-Men and the incoming Canadian operatives. Byrne’s meticulous approach to character design and panel layout during this era helped cement the title's status as the industry's premier superhero book. At the time of release, readers responded enthusiastically to the expansive world-building, as Claremont and Byrne effectively bridged the gap between Logan's mysterious past and his present role within the X-Men.