Written by Paul Levitz; art by Keith Giffen, Curt Swan, Pat Broderick, Larry Mahlstedt, and Romeo Tanghal; cover by Giffen and Mahlstedt In stores August 14. One of the greatest storylines in the Legion's history is collected in this new edition of THE GREAT DARKNESS SAGA. One of the deadliest forces of the DC Universe resurfaces in the 30th century, wreaking havoc on the Legion of Super-Heroes. Note: This edition does not contain the pull-out poster from the previous edition.