X-Factor (2005) (Collected Editions) is a 6-book series with 6 primary works first released in 2005 with contributions by Peter David, Ariel Olivetti, and Dennis Calero.
#2 of 20 in X-Factor (2005) (Collected Editions)
2007 • 4 Readers • 136 pages • 3.7
#6 of 20 in X-Factor (2005) (Collected Editions)
2009 • 1 Reader • 168 pages • 1
#10 of 20 in X-Factor (2005) (Collected Editions)
2010 • 3 Readers • 112 pages • 3
#12 of 20 in X-Factor (2005) (Collected Editions)
2011 • 3 Readers • 144 pages • 4
#17 of 20 in X-Factor (2005) (Collected Editions)
2012 • 3 Readers • 96 pages • 4
#20 of 20 in X-Factor (2005) (Collected Editions)
2013 • 2 Readers • 160 pages • 4