The Twilight of the Mutants is upon us! In this classic collection of X-Men tales, the ‘strangest teens of all' add two new mutants, Polaris and Havok, to their roster and battle a host of villains new and old alike! From the terrifying Living Monolith to the robotic Sentinels, our uncanny heroes are about to be tested like never before!
Collecting X-Men #50–59[29]