2015

Events in 2015 relating to LEGO Ninjago: Masters of Spinjitzu.

January

 * 1 - The first wave of 2015 LEGO Ninjago sets were officially released in Europe.


 * 20 - LEGO Ninjago: Masters of Spinjitzu season 3 volume 2 was released on DVD in the United States.


 * 27 - The Tournament of Elements was released.

February

 * 23 - Season four episodes "The Invitation" and "Only One Can Remain" aired in the United States.


 * 24 - The Search for Zane and The Rescue Mission were released.

March

 * 1 - The first wave of 2015 LEGO Ninjago sets were officially released in the United States.


 * 9 - Season four episode "Versus" aired in the United States.


 * 16 - Season four episode "Ninja Roll" aired in the United States.


 * 23 - Season four episode "Spy for a Spy" aired in the United States.


 * 30 - Season four episode "Spellbound" aired in the United States.


 * 31 - Season four episode "The Forgotten Element" aired in the United States.

April

 * 1 - Season four episode "The Day of the Dragon" aired in the United States.


 * 2 - Season four episode "The Greatest Fear of All" aired in the United States.


 * 3 - Season four episode and finale "The Corridor of Elders" aired in the United States.


 * 28 - Ninja vs. Ninja and Breakout were released.

May

 * Unknown - The second wave of 2015 LEGO Ninjago sets and Airjitzu Flyers were officially released in Europe.

June

 * 16 - LEGO Ninjago: Secret World of the Ninja was released.


 * 29 - Season five episode and premiere "Winds of Change" aired in the United States.


 * 30 - Season five episode "Ghost Story" aired in the United States.

July

 * 1 - Season five episode "Stiix and Stones" aired in the United States.


 * 2 - Season five episode "The Temple on Haunted Hill" aired in the United States.


 * 3 - Season five episode "Peak-a-Boo" aired in the United States.


 * 6 - Season five episode "Kingdom Come" aired in the United States.


 * 7 - Season five episode "The Crooked Path" aired in the United States.


 * 8 - Season five episode "Grave Danger" aired in the United States.


 * 9 - Season five episode "Curseworld, Part I" aired in the United States.


 * 10 - Season five episode and finale "Curseworld, Part II" aired in the United States.


 * 28 - Spy vs. Spy was released.

August

 * 1 - The second wave of 2015 LEGO Ninjago sets and Airjitzu Flyers were officially released in the United States.


 * 25 - World of Ninjago was released.

September

 * 29 - The Way of the Ghost was released.

December

 * 29 - Attack of the Sky Pirates was released.