Creator
Bob Mcleod, Chris Claremont
George perez, Marv wolfman
In Comics
Marvel Graphic Novel #4 - The New Mutants: Renewal
New Teen Titans #2 (December, 1980)
Base
(current) X-Factor Investigations, New York City (former)Professor Xaviers School of Gifted Youngsters, Salem Center, Westchester County, New York; Muir Island, Scotland; X-Factor headquarters, Embassy Row, Washington, D.C.; X-Factor Headquarters, New Yo
The Labyrinth (exact location is currently unknown)