X-Men: The Hidden Years #2

X-Men: The Hidden Years was launched by Marvel Comics in 1999 as a nostalgic exploration of the original X-Men team's timeline, specifically filling the narrative gap between the cancellation of the original 1963 series and the introduction of the All-New, All-Different team in Giant-Size X-Men #1. Created, written, and illustrated by John Byrne, the series was designed to honor the Silver Age aesthetic while utilizing more modern pacing and character development, serving as a creative passion project for Byrne who had previously defined the X-Men’s legacy in the late 1970s.

The second issue, published in December 1999, continued Byrne’s mission to provide a detailed account of the team's early formative experiences. The art style consciously echoed the classic look of the 1960s while maintaining the technical precision that became Byrne's hallmark. Upon release, the series was well-regarded by long-time fans for its dedication to continuity and its affectionate homage to the characters' origins, though it functioned primarily as a deliberate retreat into a specific era of comic book history.