Spook's: Slither's Tale: Book 11

Spook's: A New Darkness

Magisterium: The Iron Trial

Spook's: The Dark Army

Spook's: Dark Assassin

The Lost Hero (Heroes of Olympus Book 1)

Brother Wulf: Wulf's Bane

Magisterium: The Copper Gauntlet

Brother Wulf

Magisterium: The Golden Tower

Brother Wulf: The Last Spook

Magisterium: The Silver Mask

Magisterium: The Bronze Key

Brother Wulf: Wulf's War

Tom Gates 8: Tom Gates: Yes! No. (Maybe...)

Nicholas St. North and the Battle of the Nightmare

Atlantis Rising