Seasons & episodes
S1 · E1Terra Incognita, Part 1 2018-12-21 · 23 min
When their planet's monarchy is overthrown by a coup, royal alien teens Aja and Krel flee to Earth accompanied by their brutish bodyguard.
S1 · E2Terra Incognita, Part 2 2018-12-21 · 24 min
After crash-landing in the town of Arcadia, the royals -- now disguised as humans -- search for suitable technology to power their ship.
S1 · E3Mind Over Matter 2018-12-21 · 24 min
Krel builds a mind-reading device in hopes of blending in with humans. Elsewhere, General Morando dispatches bounty hunters to track down the royals.
S1 · E4Beetle Mania 2018-12-21 · 24 min
Royal super-fan Stuart offers to help eradicate an alien beetle infestation before it exposes the siblings' true identities.
S1 · E5Collision Course 2018-12-21 · 24 min
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!
S1 · E6D'aja Vu 2018-12-21 · 24 min
A giant troll wreaks havoc at the school science fair, threatening to expose both the troll world -- and the royals’ true identities.
S1 · E7Flying the Coop 2018-12-21 · 24 min
Aja and Krel are summoned by the school board to produce proper identification. Zadra discovers the identity of the traitor who aided the coup.
S1 · E8Party Crashers 2018-12-21 · 24 min
An incoming message from Akiridion-5 alarms Vex. Meanwhile, the arrival of bounty hunters ruins the royals' outing in the woods with friends.
S1 · E9Lightning in a Bottle 2018-12-21 · 24 min
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.
S1 · E10The Arcadian Job 2018-12-21 · 24 min
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.
S1 · E11Truth Be Told 2018-12-21 · 24 min
Aja decides to tell Steve she’s actually an alien, but her confession is cut short by a visit from the Zeron Brotherhood.
S1 · E12Last Night on Earth 2018-12-21 · 24 min
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.
S1 · E13Bad Omen 2018-12-21 · 24 min
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?
S2 · E1Moving Day 2019-07-12 · 24 min
Left vulnerable after Omen's attack, the royal heirs look to conceal their damaged ship but are soon confronted by the bounty hunter Magmatron.
S2 · E2Moonlight Run 2019-07-12 · 24 min
Aja and Krel enlist Stuart to help find their former ally, who’s being held prisoner at a bounty hunter outpost on the moon.
S2 · E3Dogfight Days of Summer 2019-07-12 · 24 min
With General Morando's invasion of Earth imminent, Krel tries to stop the fleet's advance with unwitting help from the kids of Arcadia.
S2 · E4Mother's Day 2019-07-12 · 24 min
Mother, the AI controlling the royals’ ship, reflects on keeping the peace between her quarreling family. Morando discovers a secret hidden on Earth.
S2 · E5Ill Gotten Gains 2019-07-12 · 24 min
Colonel Kubritz stages a phony quarantine of Arcadia High School in a ploy to capture the royals -- and their advanced weapons technology.
S2 · E6There's Something About Gwen (of Gorbon) 2019-07-12 · 24 min
Stuart gets an unexpected visit from his ex-girlfriend. Krel helps Toby and Eli produce a short film, "Kleb or Alive," for a local contest.
S2 · E7Asteroid Rage 2019-07-12 · 24 min
Unable to stop an asteroid hurtling toward Earth, Kubritz pleads with the royals to help destroy it by offering stored alien technology from Area 49B.
S2 · E8Luug's Day Out 2019-07-12 · 24 min
Krel builds a prototype device that will create a wormhole back to Akiridion-5, but Luug swallows it whole before it can be tested further.
S2 · E9The Fall of House Tarron 2019-07-12 · 24 min
The last defenders of House Tarron face off against General Morando and his army of Omen robots in an all-out battle for survival.
S2 · E10The Big Sleep 2019-07-12 · 24 min
With General Morando searching for Gaylen's Core, Aja and Krel must travel into their parents' subconscious to learn the core's location first.
S2 · E11Race to Trollmarket 2019-07-12 · 23 min
After learning the location of Gaylen’s Core, Toby calls Trollhunter Jim Lake, and Blinky advises the royals to consult the Soothscryer.