E1 - A Night Patroll

Aired: May 25, 2018

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.

E2 - Arcadia's Most Wanted

Aired: May 25, 2018

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.

E3 - Bad Coffee

Aired: May 25, 2018

Something strange is brewing at school, where the teachers are more agitated than usual. Claire's illness shows disturbing side effects.

E4 - So I'm Dating a Sorceress

Aired: May 25, 2018

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.

E5 - The Exorcism of Claire Nunez

Aired: May 25, 2018

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.

E6 - Parental Guidance

Aired: May 25, 2018

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.

E7 - The Oath

Aired: May 25, 2018

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.

E8 - For the Glory of Merlin

Aired: May 25, 2018

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.

E9 - In Good Hands

Aired: May 25, 2018

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.

E10 - A House Divided

Aired: May 25, 2018

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.

E11 - Jimhunters

Aired: May 25, 2018

A greatly changed Jim renews his Trollhunter training but struggles to accept his new reality. Gunmar and Morgana rally the troops for an attack.

E12 - The Eternal Knight Pt. 1

Aired: May 25, 2018

The Eternal Night covers Arcadia in shadow, leading to a long-awaited showdown between Gunmar and the newly transformed Trollhunter.

E13 - The Eternal Knight Pt. 2

Aired: May 25, 2018

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?