Collects X-Men (1991) #17-24, X-Men Annual (1992) #1-2, Uncanny X-Men Annual (1992) #16, X-Men: Survival Guide to the Mansion, X-Men Anniversary Magazine, material from X-Factor Annual #7, X-Force Annual (1992) #1. When Arize of Mojoworld sets out to free his dimension, the resulting mayhem draws in the X-Men and X-Factor — and the X-Force of the future! But what does it have to do with Longshot and Shatterstar? Then, the X-Men travel to Russia to visit Colossus' parents — and his sister, Illyana! But will the villainous Soul Skinner bring tragedy to Colossus' doorstep? Meanwhile, Betsy Braddock returns! But if Betsy's back, who is Psylocke? The X-Men head to Japan for answers! And while Cyclops learns of a deadly new disease threatening mutants, Gambit and Rogue face a challenge of the heart. Plus: Learn the X-Mansion's secrets in a fact-packed guidebook!