7 books in series

Aetherium

Aetherium is a 8-book series with 7 released primary works first released in 2013 with contributions by Joseph Robert Lewis.

Wreck of the Frost Finch
Assassins of the Steam Age
Legend of the Skyfire Stone
Revenge of the Exiles
Plague of the Demon King
Fury of the Witch Queen
Curse of the Golden Dragon
Twilight of the Immortals