Iron Kingdoms

Iron Kingdoms is a 20-book series with 20 released primary works first released in 2013 with contributions by Dan Wells, Larry Correia, Howard Tayler, Miles Holmes, Dave Gross, Erik Scott de Bie, Orrin Grey, Aeryn Rudel, Douglas Seacat, William Shick, Darla Kennerud, Michael G. Ryan, Will Shick, Richard Lee Byers, Josh Vogt, Chris A. Jackson, Oren Ashkenazi, and Matt D. Wilson.