Info édition : Volume 1 – 1st printing. Collects X-Men The Hidden Years (1999) #1-12, and material from X-Men (1991 1st Series) #94.
Résumé: The first twelve issues of John Byrne's fan-favorite X-project are collected in one titanic tome for the first time! This fan favorite series chronicles the adventures of Marvel's original team of merry mutants after their Silver Age saga had run its course, and before the launch of the All-New, All-Different band of heroes.