Volume 11 - 1st printing. "Obsidian Age: Book One!" Collects JLA (1997-2006) #66-71.

Written by JOE KELLY. Art by DOUG MAHNKE, TOM NGUYEN, YVEL GUICHET and MARK PROPST. Cover by MAHNKE.

BOOK ONE introduces Faith and the enigmatic Manitou Raven and the threat of the Ancients. Plus, a new cover by Mahnke and a sketchbook section that shows how Kelly and Mahnke designed the Ancients.

Softcover, 160 pages, full color.

Volume 12 - 1st printing. "Obsidian Age: Book Two!" Collects JLA (1997-2006) #72-76.

Written by JOE KELLY. Art by DOUG MAHNKE, TOM NGUYEN, YVEL GUICHET, MARK PROPST, LEWIS LAROSA, AL MILGROM, DIETRICH SMITH, DARRYL BANKS, SEAN PARSONS, and WAYNE FAUCHER. Cover by MAHNKE.

The JLA fights back from death to stop the Ancients from rewriting history. Aquaman has been found, but now he and the Atlanteans must be rescued. And in the present, the replacement JLA must also stop the Ancients while still learning how to function as a team!

Softcover, 160 pages, full color.