Pencipta
Bill Sienkiewicz, Chris Claremont
Chris Claremont, John Byrne
Mendasarkan
sebelumnya Ruth Aldines pikiran, Utopia, San Francisco Bay, California; Westcliffe, Colorado; andquot; No-Timeandquot ;; Moira MacTaggarts Mutant Research Center, Muir Island, di lepas pantai Skotlandia; Haifa; Paris, Prancis
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