(W) Roy Thomas, Gary Friedrich (A) Various (CA) John Buscema. Join the original X-Men Cyclops, Marvel Girl, Beast, Angel and Iceman in adventures from the days when Marvels merry mutants were the quirkiest quintet in comics, rather than the worldwide wunderkinds they are today! This Epic Collection presents early classics including the first appearance of Banshee; the brief tenure of the sixth X-Man, Mimic; the complete Factor Three saga; the Origins of the X-Men feature exploring Professor Xs formation of the team; and the debut of new costumes! Then, the X-Mens lives take their most tragic turn as their leader is killed! But before they can grieve, Magneto and the Brotherhood of Evil Mutants hit the scene for a battle that culminates in a classic X-Men/Avengers crossover! Collecting X-MEN (1963) #24-45 and AVENGERS (1963) #53. All Ages