Mendasarkan
(Saat ini) Profesor Charles Xaviers Institute for Higher Learning, Salem Pusat, Westchester County, New York (mantan) Muir Isle, Skotlandia ,; loteng di Soho, Manhattan, Ust-Ordynski Kolektif, Danau Baikal, Siberia, Uni Soviet, X-Men Markas di Austra
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