Occupation
Mutant leader, mutant rights activist, geneticist, teacher, adventurer, heir, formerly headmaster, soldier (US Army)
Assassin, mercenary, adventurer
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
C.I.T.T.; formerly Godthab Omega, Monster Island, Sanctuary II and the pocket-dimension within the Soul Gem; Earth-7528