After learning none of the Shen-Gong-Wu can stop Wuya, the Xiaolin Apprentices team up with Jack. They figure out the only way they can put an end to Wuya's reign is to travel back in time 1500 years, where Grandmaster Dashi first defeated her. Omi goes through Jack's time machine alone with only one Shen-Gong-Wu, leaving the rest with the other three to protect themselves. Omi's plan is to find Dashi and receive another puzzlebox to trap Wuya in.

After helping the Warriors acquire a new Shen-Gong-Wu, a Russian vendor named Vlad joins the Xiaolin Dragons-in-training. When Omi uses the new Shen-Gong-Wu, Crystal Glasses, he sees that he becomes evil in the future. Upon seeing this, he quickly leaves the Xiaolin Temple, deciding that he can no longer continue to be a Xiaolin Dragon-in-training.

Dojo's craving for Shen-Gong-Wu reaches the breaking point, which causes chaos for everybody. It happens every 1500 years, and Dojo must be locked in a cage for 24 hours to calm down. This doesn't last long, however, as Dojo tricks Omi and goes loose. Growing a second head, Dojo becomes evil and goes on a rampage throughout China searching for Shen-Gong-Wu.

Using the newest Shen-Gong-Wu, Shadow of Fear, Jack enters the Warriors' dreams to bring their deepest and darkest fear to life. With no one guarding the Temple vault, Jack easily steals some Shen-Gong-Wu. Master Fung advises the Warriors that they must face their fear in order to ultimately overcome it. All the while, Jack directs a movie about his adventures with the Warriors.

When the Heart of Jong falls into a crevice and is buried under a pile of snow while the Monks and Jack Spicer are trying to possess the Lunar Locket, the Shen-Gong-Wu's magic brings the pile of snow to life and Raksha is born. Wuya sides with him into bringing the Earth into a permanent Ice Age. Can the monks stop Raksha?

Every thousand years, the Shen-Gong-Wu form Mala Mala Jong on their own. Mala Mala Jong's new quest is to use the Ring of Nine Dragons to form into the Fearsome Four. Now, he travels to find the Emperor Scorpion in order to control all the Shen-Gong-Wu. Will the Warriors be able to defeat Jong once more?