Occupation
Mutant leader, mutant rights activist, geneticist, teacher, adventurer, heir, formerly headmaster, soldier (US Army)
Currently Revolutionary and Conqueror, formerly Volunteer Orderly, Secret Agent
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
Currently unrevealed, formerly Asteroid M; various hidden bases on Earth including one in Antarctica; an island in the Bermuda Triangle; Professor Xaviers School for Gifted Youngsters, Salem Center, Westchester County, New York