Concluding acclaimed writer Grant Morrison's revolutionary NEW X-MEN run! Watch out - here comes tomorrow! Logan and Cyclops join the mysterious Fantomex in an exploration of the Weapon Plus Program - the secret government project that created Wolverine! But what they find within may be more frightening than their worst nightmares. Next, Magneto - the X-Men's greatest adversary - was thought dead. But now the Master of Magnetism is back, and where he was hiding will shatter the lives of everyone at Xavier's Mansion. If they even survive his latest attack, can the X-Men prevent his planned genocide of the entire human race? Not without a fiery final confrontation with the Phoenix! Once the dust has settled, get ready to flash-forward 150 years into the future and discover an Earth where humanity is decimated - and what's left of the X-Men fight against the forces of genetic homogenization! Collecting: New X-Men (2001) #142-154