Chen mini-movies is a non-canon series of shorts featuring Master Chen and Clouse.
The mini-movies of Ninjago: Masters of Spinjitzu were preceded by the pilot episodes and succeeded by Season 1. The mini-movies focus on various characters' antics during Ninjago's time of peace along with a few flashbacks to events from Wu and Garmadon's past.
The ninja are invited to the beautiful Shintaro Kingdom to celebrate the young Princess Vania’s birthday. At first glance, the Ivory City looks like a pristine place, but the ninja soon uncover a dark, obscure, long-forgotten underworld: The Dungeons of Shintaro. Once inside, they must fight their way to freedom through a maze of tunnels paved with dangers and strange creatures ruled by the merciless Skull Sorcerer. The ninja must choose their path wisely…