Charles Xavier started with a dream, to locate young mutants and enroll them in a school using his ancestral mansion home as a base to train them to use their powers for humanity's benefit. Prior to his forming the X-Men, Charles encountered the alien scout Lucifer in the Himalayas. To prevent interference in his race's planned invasion of Earth, Lucifer dropped a massive stone block on Charles, crippling his legs leaving him confined to a wheelchair.