Ninjago: Masters of Spinjitzu (Season 4)

When the fate of their world, Ninjago, is challenged by great threats, it's up to the ninja: Kai, Jay, Cole, Zane, Lloyd and Nya to save the world.

The Invitation 6.0
Air date: 2015-02-23
Runtime: 22 min
Overview: After discovering that Zane may still be alive, the ninjas learn that they must compete in a Tournament of Champions if they wish to see him again.
Only One Can Remain 7.0
Air date: 2015-03-02
Runtime: 22 min
Overview: The team learns about Jade Blades and other secrets of the Tournament of Champions. Karlof is eliminated from the competition.
Versus 7.0
Air date: 2015-03-09
Runtime: 22 min
Overview: The contests begin, and soon Cole is forced to battle with Jay. Zane regains his memory with help from P.I.X.A.L.
Ninja Roll 7.0
Air date: 2015-03-16
Runtime: 22 min
Overview: The remaining Elemental Masters compete in a roller skating competition. Cole, Karlof and other eliminations must work in Chen's noodle factory.
Spy For a Spy 7.0
Air date: 2015-03-23
Runtime: 22 min
Overview: The ninjas form an alliance with the Elemental Masters after revealing Chen's plan. Cole and Zane break out of the noodle factory.
Spellbound 7.0
Air date: 2015-03-30
Runtime: 22 min
Overview: Lloyd and Garmadon learn of the great battle that once took place between Chen, the Anacondrai and the Elemental Masters for control of Ninjago.
The Forgotten Element 7.0
Air date: 2015-03-31
Runtime: 22 min
Overview: It appears that all is lost when Chen drains the powers of the Elemental Masters and vanquishes Lloyd in battle to take control of his as well.
The Day of the Dragon 6.0
Air date: 2015-04-01
Runtime: 22 min
Overview: Chen and his army invade Ninjago City, but the masters have escaped the noodle factory and follow close behind. Garmadon narrowly escapes banishment.
The Greatest Fear of All 7.0
Air date: 2015-04-02
Runtime: 22 min
Overview: Master Chen uses a spell to turn himself and his troops into fierce Anacondrai, but the ninjas visit Ninjago City's jail to recruit an unusual ally.
The Corridor of Elders 7.0
Air date: 2015-04-03
Runtime: 22 min
Overview: The final confrontation between the ninjas and the Anacondrai unfolds, but a great sacrifice must be made if the heroes are to save the day.