Greywalker
Kat Richardson
Harper Blaine / Greywalker (1)
Mean Streets
Jim Butcher & Simon R. Green & Kat Richardson & Thomas E. Sniegoski
Poltergeist
Harper Blaine / Greywalker (2)
The Third Death of the Little Clay Dog
Underground
Harper Blaine / Greywalker (3)
Vanished
Harper Blaine / Greywalker (4)
The Werewolf Before Christmas