After uncovering a mysterious amulet, an average teen assumes an unlikely destiny and sets out to save two worlds.
Episode 1 - A Night PatrollRelease Date: 2018-05-25
With the trolls hiding out in Arcadia, AAARRRGGHH!!! goes undercover to see what Gunmar is up to. A potential rival brings out Jim's jealous side.
Episode 2 - Arcadia's Most WantedRelease Date: 2018-05-25
Toby gets caught in the crosshairs when a troll goes missing and the city cracks down on crime. An ancient voice refuses to be silenced.
Episode 3 - Bad CoffeeRelease Date: 2018-05-25
Something strange is brewing at school, where the teachers are more agitated than usual. Claire's illness shows disturbing side effects.
Episode 4 - So I'm Dating a SorceressRelease Date: 2018-05-25
Toby and Darci ask Jim and Claire on a double date. Gunmar returns from his travels, now armed with the knowledge to bring forth the Eternal Night.
Episode 5 - The Exorcism of Claire NunezRelease Date: 2018-05-25
While Gunmar searches for the Staff of Avalon, Jim and Toby head into the Shadow Realm to rescue Claire's spirit and return it to her body.
Episode 6 - Parental GuidanceRelease Date: 2018-05-25
When Barbara's art obsession leads to an "aha!" moment, she demands Jim tell her the truth. Dictatious reveals Gunmar's plans to resurrect Angor Rot.
Episode 7 - The OathRelease Date: 2018-05-25
With the future of two worlds at stake, the team races to find Merlin's Tomb -- and the Staff of Avalon -- before Gunmar can get his hands on it.
Episode 8 - For the Glory of MerlinRelease Date: 2018-05-25
A long-dormant ally shows Jim and his friends what really happened at the Battle of Killahead. Gunmar awakens Morgana, and Angor Rot plots his revenge.
Episode 9 - In Good HandsRelease Date: 2018-05-25
Señor Uhl interrupts an important mission with an awkward ultimatum for Jim: help two new students fit in ... or face a repeat of sophomore year.
Episode 10 - A House DividedRelease Date: 2018-05-25
Merlin has a plan to go to war, but it's Jim's choice to make. Blinky and AAARRRGGHH!!! search for allies. Gunmar uses Barbara to get what he wants.
Episode 11 - JimhuntersRelease Date: 2018-05-25
A greatly changed Jim renews his Trollhunter training but struggles to accept his new reality. Gunmar and Morgana rally the troops for an attack.
Episode 12 - The Eternal Knight Pt. 1Release Date: 2018-05-25
The Eternal Night covers Arcadia in shadow, leading to a long-awaited showdown between Gunmar and the newly transformed Trollhunter.
Episode 13 - The Eternal Knight Pt. 2Release Date: 2018-05-25
An epic battle comes to a head in the darkness as Jim and his friends push back against Morgana. But without Merlin, how will they stop her?