Secret Six (Collected Editions, vol. 3) is a 9-book series with 6 primary works first released in 2005 with contributions by Gail Simone, John Ostrander, and Paul Cornell.
2005 • 2 Readers • 4
2007 • 2 Readers • 4
2009 • 4 Readers • 168 pages • 4.3
2010 • 2 Readers • 168 pages • 4
2010 • 2 Readers • 128 pages • 3
2012 • 2 Readers • 176 pages • 4