when did ninjago come out

The original Ninjago TV series first came out on January 14, 2011, with its pilot episodes, and the first full season then began airing on December 2, 2011.
Key dates
- Pilot episodes (often called Way of the Ninja or Masters of Spinjitzu): January 14, 2011.
- Season 1 (Rise of the Snakes): premiered December 2, 2011 in the US.
Extra context
- Ninjago was created to launch alongside the Lego Ninjago toy line, so both the show and the sets hit the market around 2011.
- The series proved much more popular than Lego expected, which is why it continued for many additional seasons beyond the original plan.