Ninjago: Masters of Spinjitzu - Seabound

When Nya's powers are disrupted, the Ninja set off in search of answers and find themselves at the bottom of endless oceans where they discover that her powers are linked to an ancient mythical creature.

16 Episodes

A Big Splash

Season 15 - Episode 1

The ninjas ambush a new villain named Miss Demeanor. Nya creates a water cyclone to stop her but loses control of it, threatening a nearby v...

The Call of the Deep

Season 15 - Episode 2

Maya attempts to take charge of Nya's life to solve her problems. Zane and Pixal respond to a distress call at sea.

Unsinkable

Season 15 - Episode 3

Nya, Jay, Zane, Pixal and Lloyd board a new submarine, the Hydro Bounty, and set off to find the source of the energy signal disrupting Nya'...

Five Thousand Fathoms Down

Season 15 - Episode 4

Nya and Maya use underwater suits to travel to an ancient temple after they realize its power source is the only way to get the Hydro Bounty...

The Wrath of Kalmaar

Season 15 - Episode 5

Nya and Maya attempt to get out of a tough predicament. Meanwhile, Jay risks his life while trying to restore power to the Hydro Bounty.

Long Live the King

Season 15 - Episode 6

After Nya and Maya's rescue, the ninjas are escorted to Merlopia to face King Trimaar. However, a betrayal turns the ninjas into fugitives.

Escape from Merlopia

Season 15 - Episode 7

The ninjas survive the palace flooding — but are pursued by ripper sharks. Benthomaar comes to help and leads them to the hangar bay.

The Tale of Benthomaar

Season 15 - Episode 8

A flashback tells the tale of Benthomaar, revealing how King Trimaar finds him as a baby and raises Benthomaar as his own.

The Storm Amulet

Season 15 - Episode 9

The ninjas return to the island of the Keepers and ask their leader to keep an amulet safe in Ninjago City — but they make a surprising disc...

Riddle of the Sphinx

Season 15 - Episode 10

Kai, Ray, Cole, Wu, and Misako receive Nya's warning and rush to the Explorer's Club. Benthomaar encourages Nya to use her power in a surpri...

Papergirl

Season 15 - Episode 11

As Kalmaar and the ninjas wage a battle in Ninjago City, the storm amulet ends up in the possession of a determined paper girl.

Master of the Sea

Season 15 - Episode 12

Benthomaar tells Nya the tale of Nyad. Meanwhile, Master Wu, Kai, Cole, Ray, and Misako try to keep Kalmaar from taking off with the storm a...

The Calm Before the Storm

Season 15 - Episode 13

The doomsday serpent, Wojira, rises from the sea. In Ninjago City, Glutinous emerges from the water with a dire warning.

Assault on Ninjago City

Season 15 - Episode 14

The ninjas leap into action after Kalmaar and Wojira arrive in Ninjago City, bringing a tsunami that floods the entire city.

Nyad

Season 15 - Episode 15

Overpowered by Wojira, the ninjas retreat to the NGTV building to regroup. Nya might make a decision that she may never be able to come back...

The Turn of the Tide

Season 15 - Episode 16

Kalmaar's temper proves too much for Wojira to handle during battle while the ninjas try to help Nya fulfill her destiny.