E1 - Terra Incognita, Part 1

Aired: December 21, 2018

When their planet's monarchy is overthrown by a coup, royal alien teens Aja and Krel flee to Earth accompanied by their brutish bodyguard.

E2 - Terra Incognita, Part 2

Aired: December 21, 2018

After crash-landing in the town of Arcadia, the royals -- now disguised as humans -- search for suitable technology to power their ship.

E3 - Mind Over Matter

Aired: December 21, 2018

Krel builds a mind-reading device in hopes of blending in with humans. Elsewhere, General Morando dispatches bounty hunters to track down the royals.

E4 - Beetle Mania

Aired: December 21, 2018

Royal super-fan Stuart offers to help eradicate an alien beetle infestation before it exposes the siblings' true identities.

E5 - Collision Course

Aired: December 21, 2018

The royals take a driver’s ed class, hoping to find parts for their ship. Instead, they're led on a high-speed chase with the Zeron Brotherhood!

E6 - D'aja Vu

Aired: December 21, 2018

A giant troll wreaks havoc at the school science fair, threatening to expose both the troll world -- and the royals’ true identities.

E7 - Flying the Coop

Aired: December 21, 2018

Aja and Krel are summoned by the school board to produce proper identification. Zadra discovers the identity of the traitor who aided the coup.

E8 - Party Crashers

Aired: December 21, 2018

An incoming message from Akiridion-5 alarms Vex. Meanwhile, the arrival of bounty hunters ruins the royals' outing in the woods with friends.

E9 - Lightning in a Bottle

Aired: December 21, 2018

The royal heirs look for Aja's missing serrator in the forest, where they mistake Trollhunter Jim Lake's Amulet of Daylight for her lost weapon.

E10 - The Arcadian Job

Aired: December 21, 2018

In a daring heist, the royals and Stuart infiltrate a high-security military base in hopes of stealing the final part to power the mothership.

E11 - Truth Be Told

Aired: December 21, 2018

Aja decides to tell Steve she’s actually an alien, but her confession is cut short by a visit from the Zeron Brotherhood.

E12 - Last Night on Earth

Aired: December 21, 2018

The royals celebrate their last day of school -- and on Earth -- with friends, but Zadra's arrival with revelations of betrayal shakes them to the core.

E13 - Bad Omen

Aired: December 21, 2018

Alpha unleashes a barrage of attacks on the siblings, enabling Omen to hijack the ship and take the royal cores. Will this be the end of House Tarron?