Seasons & episodes
S4 · E9The Heartbeat of All the Realms 2026-04-02 · 23 min
Imperium comes under attack from the Loyalists and the Elemental Monster army. Meanwhile, Lloyd must find a way to save the Whispering Wood.
S4 · E10Birthright 2026-04-02 · 23 min
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.
S4 · E11Monster in the Monastery Air date unannounced · 23 min
When the Weapon of Desolation proves too dangerous to keep in the Monastery, the team must split up to go on a mission to destroy it.
S4 · E12The Mech-Master 10,000 Air date unannounced · 23 min
A race through Ninjago City with unexpected stakes provides Sora and Arin an opportunity to strengthen their bond.
S4 · E13In the Pits Air date unannounced · 23 min
A detour inspired by Jay's lost memories leads the Ninja to a gladiator pit and a new mission.
S4 · E14Ancient History Air date unannounced · 23 min
While the young Ninja struggle with their public perception, Frak investigates the possible return of a villain.
S4 · E15A Frozen Scar Air date unannounced · 23 min
Crossing into the Never Kingdoms to destroy the Weapon of Desolation, Lloyd's team meets old friends and encounters new dangers.
S4 · E16100 Eyes to See Your Soul Air date unannounced · 23 min
As delegates arrive for the peace talks, the young Ninja handle a threat behind the scenes with a shocking assist.
S4 · E17All Wizards Are Liars Air date unannounced · 23 min
The young Ninja's chance to figure out the Loyalist plan hinges on Sora, meanwhile the Ninja's new ally is tempted by the Weapon of Desolation.
S4 · E18The Summit Air date unannounced · 23 min
Tensions mount at the peace talks, and the new Ninja must foil a kidnapping plot without derailing negotiations.
S4 · E19Desperately Seeking Sora Air date unannounced · 23 min
The young Ninja scramble to find their captured friend, while at the abyss of Eternal Night, the Ninja's ally faces the ultimate choice.
S4 · E20Dangerous Connections Air date unannounced · 23 min
Loyalists disrupt the Merged Lands Summit, as the Weapon of Desolation resists its own destruction.