Book 1
On the Edge of the Dark Sea of Darkness
Andrew Peterson & Joe Sutphin
Book 2
North! Or Be Eaten
Andrew Peterson & Joe Sutphin
Book 3
The Monster in the Hollows
Andrew Peterson & Joe Sutphin
Book 4
The Warden and the Wolf King
Andrew Peterson & Joe Sutphin
Book 5
The Prince of Yorsha Doon
Andrew Peterson & Kristina Kister