Lloyd hides from the occupying forces of Emperor Garmadon and Harumi, while Young Wu and the ninjas are marooned in the Realm of Oni and Dragon.

Iron Baron banishes Jay, Kai and Zane to doom in an arena against a dragon. In Ninjago, Lloyd assembles a rebel group of Elemental Fighters.

The ninjas are caged and used as bait to lure a dragon. Lloyd and his resistance fighters hijack a TV station to broadcast a message of hope.

The enslaved ninjas gather materials so that Cole and Wu can build a dragon decoy. The Sons of Garmadon strike back at Lloyd's rebels.

Lloyd and some of the resistance fighters are on the brink of capture in Nya's vehicle. In the Realm of Oni and Dragon, the ninjas and Wu go on the run.

Mystake reveals her true nature and past, while Wu leads the search for Firstbourne.

Wu's identity is revealed while Lloyd and his comrades come up with a new plan involving Harumi.

When Wu is captured and electro-shocked, his memories suddenly return. Lloyd uses stolen powers to try and seize the Oni Titan.

An angry Garmadon looks to regain control while Wu and Iron Baron land in Firstbourne's nest.

The ninjas return to Ninjago and head to battle just as a terrible attack is underway while Master Wu and Lloyd confront Lord Garmadon.

Faith arrives with news of an invasion, forcing Lloyd to consider making Lord Garmadon an ally.

Despite their grave doubts, the ninjas free Lord Garmadon from Kryptarium Prison so that he and Lloyd can enter the cloud of darkness.

The team pays a terrible price when they attempt to rescue Lloyd and Lord Garmadon, who discover the Oni's weakness while battling the Omega.

The ninjas race back to the Monastery of Spinjitzu, where they must combine their powers and make their last stand against the Oni.

In the wake of a previous victory, the ninjas go soft — leaving Master Wu to remind them of who they truly are.

The ninjas search for a quest to reignite their Spinjitzu training; unfortunately, Ninjago City is enjoying a period of rare tranquility.

The ninjas take a road trip through the Desert of Doom, a region supposedly inhabited by a giant scarab beetle.

To repair the Land-Bounty, the ninjas must retrieve a critical engine component that has been swallowed by a giant scarab beetle.

The ninjas team up with a reluctant Clutch Powers to enter a mysterious pyramid, where they inadvertently unleash an ancient evil.

Lil' Nelson takes a job as a paper carrier, which is difficult in a city overrun by scorching Pyro Vipers and a Serpentine sorceress.

The ninjas find themselves trapped in a pyramid and must escape encroaching lava to warn Ninjago City of a new Serpentine invasion.

Gayle Gossip and her cameraperson deliver a live newscast of the Serpentine attack on Ninjago City

The ninjas rush to the Ninjago Museum of History to recover a dangerous scroll before it falls into the hands of the Serpentine Sorceress, Aspheera.

While Aspheera pursues revenge on the "Treacherous Deceiver" who betrayed her, the ninjas make a startling discovery.

Master Wu recounts a tale from his childhood, when he and Young Garmadon met Aspheera and taught her the secrets of Spinjitzu