Publisher's Synopsis
The final onslaught is on! Mutantdom's mightiest telepaths are forced to turn on one of their own, because Professor X's evil side won't stand for any more repression! Guest appearances galore, plus step-by-step details on where the turning point of the 1990s began and ended! Collects Fantastic Four #416, X-Men #56-57, Onslaught: Marvel Universe, Cable #36, Uncanny X-Men #337, Onslaught: Epilogue, Iron Man #6, and X-Men: Road to Onslaught.