The Soldiers of Halla is the tenth and final Pendragon book. It was released on May 12, 2009.
"It has all been leading to this. Every victory. Every loss. All the thrills and sadness; the hope and despair. Bobby Pendragon's heartpounding journey through time and space has brought him to this epic moment.
He and his fellow Travelers must join forces for one last desperate battle against Saint Dane. At stake is not only the tenth and final territory, but all that ever was or will be. Everywhere.
This is the war for Halla.
Every question is answered. Every truth is revealed.
The final battle has begun."
This is it. The truth about the Travelers was revealed in the first 70 pages of this book. Bobby met his family and everyone again, including Uncle Press, as he promised.
The final battle has begun. In this book you find out about Solara, which is Saint Dane's birthplace, and how the flumes were made. Every truth is revealed, and people you would not expect to be of help, might save Halla.