#1-16, Annual #1
2005 • 1 Reader • 568 pages
#65-70
2017 • 1 Reader
#71-83, Annual #7
2018 • 1 Reader • 456 pages • 5
#76-78
2007 • 1 Reader
X-Factor (1986-1998) is a 7-book series with 6 primary works first released in 1987 with contributions by Fabian Nicieza, Eric Fein, and 34 others.
2005 • 1 Reader • 568 pages
2017 • 1 Reader
2018 • 1 Reader • 456 pages • 5
2007 • 1 Reader