As creatures of the dark hunt for the witch assassin Grimalkin, who carries the captured Fiend's head, Spook's apprentice Tom tries to find a way to finish this terrifying evil once and for all.

A tale that brings the Ranger's Apprentice series full circle finds an adult Will struggling with the loss of his wife and reluctantly mentoring the daughter of Horace and Evanlyn so she can assume leadership over the floundering Rangers.

Letta, charged with collecting and saving words, uncovers a sinister plan to suppress language, robbing the people of Ark of the power of speech, and realizes she must also save the culture, itself.

Now thirteen years old, Tom Ward continues his apprenticeship with the Spook as they confront a dangerous bane who can control people's thoughts.

In this prequel to the Ranger's Apprentice series, Halt and Crowley travel north seeking Prince Duncan's royal warrant to stop Morgrath from corrupting the Corps, but if they are to prevent a coup that is nearing success, the young Rangers will have to tread a dangerous path toward the annual tournament at Gorlan.

Tom is reunited with his mother and must return to Greece to face a new and terrible threat from the dark forces, and a momentous decision must be made, causing a serious rift between Tom and the Spook that threatens to separate them forever.

Provides insights into the life of Grimalkin, one of the deadliest witches in the country, if not the world, whose uneasy truce with the Spook's apprentice, Tom, unites them against the ultimate evil of the Fiend.

Young Tom, the seventh son of a seventh son, starts work as an apprentice for the village spook, whose job is to protect ordinary folk from "ghouls, boggarts, and all manner of wicked beasties."

"In the Wilds of Kandala, apothecary apprentice Tessa Cade has been watching people suffer for too long. A mysterious sickness is ravaging the land and the cure, Moonflower Elixir, is only available for the wealthy. So every night, she defies the royal edicts and sneaks out, stealing Moonflower petals and leaving the elixir for those in need. In the palace of Kandala, Prince Corrick serves as the King's Justice, meting out vicious punishments and...

When an old, dying wizard steals magic from his twelve-year-old apprentice, Bee, and releases a new, wild magic into the world, another apprentice, Cabbage, sets out to find Bee and try to set things right again.