Spook's: Dark Assassin

Brother Wulf: Wulf's Bane

Lockwood & Co: The Screaming Staircase: Book 1

Brother Wulf

Cirque Du Freak (The Saga of Darren Shan, Book 1)

Scream Sea: Book 3

Brother Wulf: The Last Spook

Lord Loss (The Demonata, Book 1)

The Spook's Revenge: Book 13

The Spook's Destiny: Book 8

Spook's: Alice: Book 12

The Spook's Blood: Book 10

Hell’s Heroes (The Demonata, Book 10)

The Spook's Sacrifice: Book 6

Demon Thief (The Demonata, Book 2)

Spook's: I Am Grimalkin: Book 9