The team have been falsely imprisoned but find an unlikely ally in an old enemy.
Ronin agrees to help the police commissioner search for the ninjas.
The newly-famous ninjas are adapting to their new celebrity status.
Morro opens a portal to the Cursed Realm, flooding the City of Stiix with ghosts.
The ninjas race against Morro to the First Spinjitzu Master's tomb in Ronin's airship.
The ninjas try to figure out the final clue to the tomb of the First Spinjitzu Master.
The ninja arrives in the Cloud Kingdom, a magical realm where destinies are written.
Animation. The ninjas head to the Cloud Kingdom in search of a powerful sword.
While ninjas try to get the Scroll of Airjitzu, Nya trains to be the master of water.
The ninjas discover a clue to finding the tomb of the First Spinjitzu Master.
When Lloyd is possessed by the ghost ninja Morro, the others lose their elemental powers.
With the elemental alliance scattered, it is left to an unlikely hero to take a stand.
Animation. With his spell complete, Chen prepares to make his transformation.
It is up to Lloyd to figure out a way to free all of the captured elemental masters.
Chen pits the remaining competitors against one another in a final battle royale round.
Animation. A spy is suspected to be hiding among the remaining competitors.
Lloyd is pitted against Chamille, the Master of Form, in a roller derby battle.
As the tournament continues, the Elemental Masters are pitted against one another.
Following Zane's death, the ninjas have split up.
The ninja return to NinjaGo to find the Golden Master wreaking havoc on the city.
The Ninja have to quickly adapt to space as they race the Nindroids.
Pythor and a group of Nindroids free the Overlord from the submerged Mechdragon.
Lloyd is captured and drained of his golden powers in an effort to resurrect the Overlord.
Kai and Nya stow away aboard Krux and Acronix's time-travelling snake mech.
Kai confronts his dad for aiding the Hands of Time.
The Ninja celebrate escaping from the Vermillion Army and retrieving Emerald Time Blade.
Lloyd realises that stepping up and taking over for Master Wu is not an easy task.
The Ninja learn more about the Hands of Time. But has their threat been fully eliminated?
When the marriage takes place, Nadakhan is given the power of infinite wishes.
Nya and Jay set off to the lighthouse, where they think that Nadakhan will not find them.
Held captive, Jay is tested as Nadakhan does everything in his power to break his will.
The five remaining ninjas head to Cliff Gordon's mansion to recuperate.
Lloyd discovers the existence of a group of outlaws who follow Lord Garmadon.
As the ninjas pursue the stolen hard drive, they encounter an unlikely ally.
The hard drive containing the Overlord's essence is stolen during a city-wide blackout.
The ninjas go into hiding - but the Digital Overlord's Nindroids are not far behind.
The spirit of the Overlord infects the electrical grid that powers Ninjago.
At their lowest point the Ninja rediscover the power of light.
Garmadon makes a mistake that could turn the tide of the fight.
A new super weapon threatens to destroy everything.
The ninja arrive on the Dark Island where Lord Garmadon is mining for a mysterious goo.
The Ninjas journey to the Dark Island to find a Temple of Light.
The Stone Army are beating the Ninja, and Garmadon arrives with the Helmet of Darkness!
Animation. The ninjas face an army of stone warriors.
Garmadon travels to the past to try and wipe the Ninja out once and for all.
Animation. Lord Garmadon transforms the ninjas into children.
The ninjas enter the annual Ninjaball Run to win its cash prize and save Dareth's dojo.
Animation. Garmadon uses the Mega Weapon to create four dark versions of the ninja.
Animation. As the ninjas continue to train Lloyd, a band of pirates attack the city.
Lord Garmadon forges the ninjas' lost Golden Weapons into a Mega-Weapon.
The Ninja prepare finally to destroy the Fangblades.
The Ninja race to try and stop Pythor from awakening The Great Devourer.
A Venomari soldier flees through the streets - but the Ninja corner him in an alley.
During the night, Cole, Zane, and Jay are all out on the deck of the Destiny's Bounty.
Holding the map to the four Fangblades, the Serpentine arrive at the desert.
Villagers unearth a Fangpyre skeleton.
The evil Lord Garmadon creates a massive monster to help him defeat the ninja.
Lord Garmadon returns, and with Harumi at his side...
The Ninja look to the Police Commissioner of Ninjago for help.
The ninja are taken hostage by an unexpected new enemy.
Harumi and Lloyd travel into the depths of the Primeval's Eye.
The ninja discover a trap has been planted on their ship!
Zane participates in a dramatic, dangerous initiation race.
Lloyd and Jay try to find out more about the Oni masks.
The Ninja must protect Princess Harumi and the Oni mask of Deception.