Ninjago: Masters of Spinjitzu is a computer-animated television series produced by The Lego Group.It was created to coincide with the Lego Ninjago line of construction toys, many of which are based on elements of the series. It centers on the fictional world of Ninjago, telling the story of a group of teen Ninja and their battles against the forces of evil. The series was animated in Copenhagen, Denmark by Wil Film ApS and the English-language voice cast was recorded in Canada for its entire run.