This massive 520-page paperback graphic novel collects the pivotal 1993 crossover event. It compiles Uncanny X-Men #301–306, X-Men #24–25, X-Men Unlimited #2, Wolverine #75, Gambit #1–4, and X-Men: Survival Guide to the Mansion. The core plot covers the spread of the Legacy virus, the return of Magneto offering mutant refuge on Avalon, and the infamous showdown where Magneto strips the adamantium from Wolverine's bones