They were teens with mysterious mutant powers, trained by a genius telepath to protect the world from evil. They were?The Strangest Super-Heroes of All.? The X-Men! In this Sentinel-sized collector?s dream, the first 21 X-Men stories from 1963?1966 have been meticulously reproduced from the most pristine of these rare comic books?in the fourth volume of TASCHEN?s Eisner Award-winning series.