Creator
Carl Gafford, Dan Mishkin, Ernie Colon, Gary Cohn, Karen Berger, Keith Giffen, Larry Mahlstedt, Paul Levitz, Tom Ziuko
  
Chris Claremont, John Romita, Jr.
  
In Comics
Legion of Super-Heroes Vol 2 #298
  
The Uncanny X-Men #184 - The Past...of Future Days