Seasons & Episodes
Terra Incognita, Part 1
When their planet's monarchy is overthrown by a coup, royal alien teens Aja and Krel flee to Earth accompanied by their
Terra Incognita, Part 2
After crash-landing in the town of Arcadia, the royals -- now disguised as humans -- search for suitable technology to p
Mind Over Matter
Krel builds a mind-reading device in hopes of blending in with humans. Elsewhere, General Morando dispatches bounty hunt
Beetle Mania
Royal super-fan Stuart offers to help eradicate an alien beetle infestation before it exposes the siblings' true identit
Collision Course
The royals take a driver’s ed class, hoping to find parts for their ship. Instead, they're led on a high-speed chase w
D'aja Vu
A giant troll wreaks havoc at the school science fair, threatening to expose both the troll world -- and the royals’ t
Flying the Coop
Aja and Krel are summoned by the school board to produce proper identification. Zadra discovers the identity of the trai
Party Crashers
An incoming message from Akiridion-5 alarms Vex. Meanwhile, the arrival of bounty hunters ruins the royals' outing in th
Lightning in a Bottle
The royal heirs look for Aja's missing serrator in the forest, where they mistake Trollhunter Jim Lake's Amulet of Dayli
The Arcadian Job
In a daring heist, the royals and Stuart infiltrate a high-security military base in hopes of stealing the final part to
Truth Be Told
Aja decides to tell Steve she’s actually an alien, but her confession is cut short by a visit from the Zeron Brotherho
Last Night on Earth
The royals celebrate their last day of school -- and on Earth -- with friends, but Zadra's arrival with revelations of b
Bad Omen
Alpha unleashes a barrage of attacks on the siblings, enabling Omen to hijack the ship and take the royal cores. Will th
Moving Day
Left vulnerable after Omen's attack, the royal heirs look to conceal their damaged ship but are soon confronted by the b
Moonlight Run
Aja and Krel enlist Stuart to help find their former ally, who’s being held prisoner at a bounty hunter outpost on the
Dogfight Days of Summer
With General Morando's invasion of Earth imminent, Krel tries to stop the fleet's advance with unwitting help from the k
Mother's Day
Mother, the AI controlling the royals’ ship, reflects on keeping the peace between her quarreling family. Morando disc
Ill Gotten Gains
Colonel Kubritz stages a phony quarantine of Arcadia High School in a ploy to capture the royals -- and their advanced w
There's Something About Gwen (of Gorbon)
Stuart gets an unexpected visit from his ex-girlfriend. Krel helps Toby and Eli produce a short film, "Kleb or Alive," f
Asteroid Rage
Unable to stop an asteroid hurtling toward Earth, Kubritz pleads with the royals to help destroy it by offering stored a
Luug's Day Out
Krel builds a prototype device that will create a wormhole back to Akiridion-5, but Luug swallows it whole before it can
The Fall of House Tarron
The last defenders of House Tarron face off against General Morando and his army of Omen robots in an all-out battle for
The Big Sleep
With General Morando searching for Gaylen's Core, Aja and Krel must travel into their parents' subconscious to learn the
Race to Trollmarket
After learning the location of Gaylen’s Core, Toby calls Trollhunter Jim Lake, and Blinky advises the royals to consul
A Glorious End, Part 1
As the town of Arcadia gathers for the premiere of "Kleb or Alive," an army of Omens, led by an armored Kubritz, makes p
A Glorious End, Part 2
With the fate of the universe at stake, the royal heirs and their allies must gather their forces for the ultimate battl
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