X-Men legend Neal Adams returns to Marvel's mutants to reveal the secret history of the X-Men...BEFORE Xavier's team! What terrifying threat led the solitary secret agent nicknamed Wolverine to form a mutant strike force decades in the past? As the government solidifies its plans for the new subspecies known as mutants, Wolverine and his ally Sabretooth recruit a certain Master of Magnetism and Prince of Atlantis to their cause. COLLECTING: First X-Men 1-5