Season 4
10 episodes · first aired 2015-02-23
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | The Invitation 2015-02-23 | 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. | 2015-02-23 | 7.0 |
 | 02 | Only One Can Remain 2015-03-02 | The team learns about Jade Blades and other secrets of the Tournament of Champions. Karlof is eliminated from the competition. | 2015-03-02 | 7.5 |
 | 03 | Versus 2015-03-09 | The contests begin, and soon Cole is forced to battle with Jay. Zane regains his memory with help from P.I.X.A.L. | 2015-03-09 | 8.0 |
 | 04 | Ninja Roll 2015-03-16 | The remaining Elemental Masters compete in a roller skating competition. Cole, Karlof and other eliminations must work in Chen's noodle factory. | 2015-03-16 | 7.5 |
 | 05 | Spy For a Spy 2015-03-23 | The ninjas form an alliance with the Elemental Masters after revealing Chen's plan. Cole and Zane break out of the noodle factory. | 2015-03-23 | 7.5 |
 | 06 | Spellbound 2015-03-30 | Lloyd and Garmadon learn of the great battle that once took place between Chen, the Anacondrai and the Elemental Masters for control of Ninjago. | 2015-03-30 | 8.0 |
 | 07 | The Forgotten Element 2015-03-31 | 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. | 2015-03-31 | 7.5 |
 | 08 | The Day of the Dragon 2015-04-01 | Chen and his army invade Ninjago City, but the masters have escaped the noodle factory and follow close behind. Garmadon narrowly escapes banishment. | 2015-04-01 | 7.5 |
 | 09 | The Greatest Fear of All 2015-04-02 | 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. | 2015-04-02 | 8.0 |
 | 10 | The Corridor of Elders 2015-04-03 | 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. | 2015-04-03 | 8.5 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.