Book 1

Grayhold

by Troy Osgood

Published 30 July 2019

Book 1

Graufeste

by Troy Osgood

Published 10 August 2021

Book 2

Silver Peak

by Troy Osgood

Published 29 October 2019

Book 3

Axestorm

by Troy Osgood

Published 18 February 2020

Book 4

Grünfeuer

by Troy Osgood

Published 5 July 2022

Book 5

Kriegsbiß

by Troy Osgood

Published 13 September 2022