Angel warns Jean about Cerebro beeping loudly, and she tells the other X-Men; a group commanded by Mesmero uses a machine (along with his powers) to turn latent mutants into full-fledged mutants in order to form his army.
Printed: Oct 1968
Writers: Arnold Drake
Art: Don Heck, Werner Roth, and John Tartaglione
Cover: Jim Steranko
- The estimated 2.0 copy of this book that we have in stock has a detached (but present) cover.
- 1st appearance of Lorna Dane, daughter of Magneto who later takes the name Polaris
- 1st appearance of Mesmero
- Origin of Beast begins and continues through to #53
