Two teenagers from different worlds use their newly discovered Ninja powers to defend dragons from villains who want to use their life-force for evil.
While protecting Ninjago City from daily threats, the Ninja encounter a new Elemental Master in league with an old enemy.
The Ninja defend the Cloud Kingdom from Ras and see firsthand the power of his new weapon - the Gong of Shattering.
Reeling from their recent defeat, Lloyd leads the Ninja in a search for a new master who can combat the new threat of Shatterspin.
The Ninja’s search to defeat Shatterspin leads them to new masters while Cole returns home to find the Finders under attack.
While the Ninja train under the Dragon Masters, Cole and Zane learn Bonzle’s true nature and devise a plan to protect her from Ras.
Cole, Zane, and Bonzle chart a treacherous course to Mysterium while Arin gives into frustrations and delivers a setback to the Ninja’s training.
Cole and Zane deliver Bonzle to her creator in Mysterium and discover they were followed, as the Blood Moon rises, cutting the Ninja’s training short.
Cole, Zane, and the Sorceress attempt to lead Bonzle to safety as the Ninja arrive in the Wyldness on the Bounty only to find Ras waiting for them.
Kai, Sora, and Wyldfyre infiltrate the Shadow Dojo as Ras begins the Blood Moon Ritual while Cole and Zane try to escape the Sorceress’s spell vault.
All roads lead the ill-prepared Ninja to confront Ras as he enacts the Blood Moon Ritual and threatens to destroy the merged lands.
While searching for his parents, Arin and the Ninja rescue a baby dragon, uncovering a new mystery and mission for the team.
When the Ninja are not invited to the Tournament of Sources, they break into the City of Temples to earn their entry.
A banquet for the Elemental Masters and an assassination attempt against Lloyd introduce new threats to the Ninja at the tournament.
The Tournament of Sources begins, and Nya faces an unexpected opponent. Meanwhile, Kai and Bonzle find a connection outside the Nether-Space.
After a shocking defeat, the Ninja must complete a race around Temple City in order to stay in the Tournament of Sources.
The Tournament of Sources continues, with both the Ninja and Ras’s team advancing in the games. Meanwhile, Arin confronts Sora about a revelation.
Arin’s investigation into the missing horns leads him to a new suspect while Lloyd prepares for the fight against Zeatrix, foretold by his visions.
Arin is determined to prove Roby's guilt, but while Lloyd recovers for his match against a member of the Forbidden Five.
Secrets are revealed at the final match of the Tournament of Sources! The battle to protect the dragon horns begins.
The Ninja face off against the Forbidden Five! Unexpected allies turn the tide of battle, and Arin makes a difficult decision.
The Ninja follow a clue to Arin's location but find a new threat, while Nya, Kai and Wyldfyre spark old grudges in their search for Jay.
Ras trains with Arin; Ninja face new threats.
Arin enters danger to heal Ras; Nya lures Jay with a plan.
Zane finds a friend, joins hunt for magic blades.
Forbidden Five seek blades; Arin meets his parents.
Sora, Nya and Riyu are summoned to New Djinjago...
Hunter tracks Ras; Ninja seek final Prismatic Blade.
Arin must choose a side as battle rages for the Blades.
Ninja race to stop threat; Wyldfyre finds risky cure.
ThunderFang freed; Ninja face Shatter Dragon's revenge.
Ras leads Arin and Sora into unexpected chaos in Mysterium while the Ninja recruit Jay for a special mission.
With Mysterium under attack, Ras, Arin and Sora rely on the Sorceress for help, while Jay leads the Ninja to the Administration on their way to Lee.
Lloyd, Jay, Nya and Wyldfyre go undercover in the strange Land of Lee, while Riyu's training under Rontu is off to a bumpy start.
The Underworld tests Arin and Sora's commitment to Ras, while Nya and Jay work together to expose Lee's secret.
Cole, Frak and Kai unearth a shocking discovery outside the Land of Lost Things, while the Ninja reunite to liberate Lee.
The Ninja escape Lee and head for the source of the threat, while Ras plans his next move.
In the City of Temples, the Ninja find guidance from an unlikely source, while Cole, Kai and Frak battle the Hollow Ones in Imperium.
The Ninja embark on their separate journeys to awaken the Arc Dragon of Focus but deal with unexpected - and annoying - interruptions.
The Ninja reach the Caves of Bells while Lloyd and Arin fight their way through the Spectral Lands to summon the Arc Dragon.
ThunderFang gathers the last of his power in the Spectral Lands and only the Ninja can stop him - but at what cost?
Arin and Sora are rescued by Lloyd, the Green Ninja.
Lloyd, Arin and Sora discover a strange new power.
Arin and Sora sneak out to go to the Crossroads Carnival.
A pilotless Bounty flies into the Monastery…
Sora discovers an invention from her past is being used for evil and leads a mission to the Imperium, but she, Arin, Lloyd, and Riyu get separated.
Lloyd encounters a new elemental master while Sora is forced to choose between her past and Ninjago’s future.
Sora’s invention complicates Lloyd and Wildfire’s effort to free the dragons, while Sora escapes the lab in search of Riyu, who’s missing.
Lloyd and Wyldfyre lead the escaped dragons in a battle against the Claws while Sora and Arin search for Riyu in hopes of shutting down the Photacs.
The Ninja reunite with allies to help the dragons escape the Imperium while Lloyd discovers a mysterious source of energy deep below the city.
The Ninja follow clues to the Temple of Dragon Cores in hopes of ending MergeQuakes for good, while the Empress plots her revenge.
The Ninja split up to find the three Dragon Cores. Loyd and Arin are diverted by an ocean gang and their monstrous pet crab.
Wyldfyre’s past complicates her and Kai’s…
Nya and Sora unleash a powerful curse searching for the Dragon Core, and Mr. Frohicky tries to prove his worth as Assistant Keeper of the Monastery.
The three teams of Ninja are close to possessing all three Dragon Cores, but enemies and unexpected allies complicate the search.
Cole reunites with Nya to help her and Sora find the Dragon Core in the Land of Lost Things, and Kai uses Heatwaves recovery to connect with Wyldfyre.
Arin and Lloyd navigate the maddening Administration to rescue Lloyd and retrieve the Dragon Core, while Kai teaches Wyldfyre the importance of calm.
The Ninja return to the Imperium to retrieve the stolen Dragon Cores and must confront the Empress’s thirst for power and new, dangerous weapon.
The Ninja confront Beatrix in the streets of the Imperium as Sora and Arin aid the resistance in hopes of turning the tide of battle.
The Ninja’s battle with the Empress pushes MergeQuakes to their crisis point, putting Crossroads and the entire united realms in danger!
