Fantastic Four versus the X-Men (vol. 1) #1 (Feb. 1987):
“Are You Sure?!”
by Chris Claremont, Jon Bogdanove, Terry Austin

Fantastic Four versus the X-Men (vol. 1) #1

Title: “Are You Sure?!”

Medium: comic

Cover date: Feb. 1987

Publisher: Marvel
Written by: Chris Claremont
Art by: Jon Bogdanove, Terry Austin

Number of Pages: 24

3 characters in this story:

(Click links for info about character
and his/her religious practice, affiliation, etc.)
Pub. #
The Fantastic Four The Fantastic Four hero group
  [1st app: The Fantastic Four (vol. 1) #1 (Nov. 1961)] Marvel 100
X-Men X-Men hero group
  [1st app: The X-Men (vol. 1) #1 (Sep. 1963)] Marvel 9,958
Federal Aviation Administration Federal Aviation Administration
group real/historical person
  [government agency] Marvel 5

This publication is also known as: Fantastic Four vs. the X-Men #1.