Season 4
With the Ninja scattered and their powers weakened, a hidden enemy unleashes Elemental Monsters on the Merged Lands.
01. The Whispering Wood
After the portal gates separate the Ninja across the Merged Lands without their powers, they frantically search for a safe route back to Ninjago.
02. The Lean of a Tree
Lloyd begins to grasp his true purpose, while Kai, Nya, and Jay desperately look for a way out when they discover they're trapped in a giant creature.
03. Tonight We Hunt Monsters
Jay retraces his steps to try and unlock his memories. Frak asks his father and the Explorer's Club for help getting the team home.
04. A Wonder of the Merged Lands
Sora, Frak, and Wyldfyre race to save Riyu from a deadly poisoning. Meanwhile, an old friend arrives to help Lloyd and the team battle Elemental Monsters.
05. Seed and Soil
Sora and Frak hunt the Elemental Monster aboard the Explorer's Club ship, while Lloyd faces a crucial ritual at the Temple of the Green Ninja.
06. Just Under the Surface
Having infiltrated The Administration, Jay, Kai, and Nya attempt a dangerous escape, while Lloyd grapples with the meaning behind his spiritual trial.
07. The Grand Inquisition
In Umbrasilvis, Sora, Frak, and Wyldfyre form a plan to prove their innocence, while the Whispering Wood rapidly fades the longer Lloyd's ritual goes on.
08. Dying to Live
Cole overhears crucial details about the Loyalists' deadly plan, and Lloyd comes face-to-face with his greatest enemy in the Temple of the Green Ninja.
09. The Heartbeat of All the Realms
Imperium comes under attack from the Loyalists and the Elemental Monster army. Meanwhile, Lloyd must find a way to save the Whispering Wood.
10. Birthright
As Lloyd fights to retrieve the Weapon of Desolation, the Ninja unite and harness a new source of power in the battle to save Imperium.
11. The Power of the Green Ninja
No details
12. All United for Imperium
No details
13. Episode 13
No details
19. Episode 19
No details
20. Episode 20
No details