Board Thread:General Discussion/@comment-26537965-20151229145139/@comment-4824600-20160102201954

The Hageman brothers (the writers of Ninjago) stated in the past that the game is not canon with the tv series. While the Ninja did meet Ronin prior to the season, the fact that Nya and Wu didn't know about Ronin makes it clear that their prior encounter was not what is shown in Shadow of Ronin.