The heroes launch a dangerous quest to find the first Triumbric Stone. Angor Rot concocts a charm that links Strickler and Barbara's fates. ...

Jim searches for a way to kill Gunmar so Claire can bring her brother back home. A power-hungry Strickler returns to Arcadia with Angor Rot. ...

Claire gets her first look at Heartstone Trollmarket, and Jim receives a ghostly summons. Elsewhere, Strickler awakens an ancient assassin. ...

Jim must surrender to Bular and unlock the Killahead Bridge to save kidnapped Blinky and promises Claire that he will get her brother back. ...

The Killahead Bridge is complete, but the door to the Darklands still won't open. Jim is forced to tell Claire the truth when she becomes a target. ...

The gang breaks into Strickler's office for clues to Killahead Bridge but ends up releasing a monster into school, and Strickler reveals his true form. ...

Draal gives Jim a troll-made totem to help curb his anxiety about Claire. But Jim's newfound overconfidence leads him to a startling realization. ...

Jim's 16th birthday is full of surprises, including the arrival of a terrifying new species of troll that's immune to the effects of sunlight. ...

While Draal settles into his new digs, Jim volunteers to babysit so he can find out whether Claire's little brother, Enrique, is a Changeling. ...

After Jim finds the Killahead Bridge has been moved, he must use a horseshoe to find who in Arcadia is a changeling. ...

Jim preps for a high-stakes rematch against Draal, the amulet's seemingly rightful heir. But their animosity gives way to a surprising partnership. ...

Jim tries to get closer to Claire on a school field trip to the museum, only to learn that the museum's curator, Ms. Nomura, has an unsettling secret. ...

While Jim gets a crash course in troll history, big problems - and a bully - await him in the human world. What better time for his first mission? ...

Jim and Toby tour Heartstone Trollmarket, where Jim begins his training and the presence of the first human Trollhunter stirs up bitter resentment. ...

Still reeling from the discovery of the amulet's power, a stunned Jim meets his new mentors and learns he's been tasked with a sacred responsibility. ...

After losing its old champion, a magical amulet seeks a new one. ...

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