Occupation
Mutant leader, mutant rights activist, geneticist, teacher, adventurer, heir, formerly headmaster, soldier (US Army)
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Base
Formerly Utopia, San Francisco Bay, California; Genosha; Xavier Institute, Salem Center, Westchester County, New York; Imperial Palace, Chandilar, Shiar Empire; Columbia University, Manhattan, New York City, New York
The Watchtower (on top of Stark Tower, where it was formerly located before all memory of him disappeared)