Dalong Wong awakens Tarakudo, the King of Shadowkhan. He starts to free the spirits of his General who are trapped in Japanese masks.

The Chan clan head to Tokyo to locate an Oni mask. They learn that they have to adopt new methods to defeat each mask.

The next Oni mask is in San Francisco. When the mask is located, Jade decides Jackie needs some re-enforcements, and brings in the T-Troop.

Captain Black ends up with the latest Oni mask. The Chan Clan must work quickly before the mask corrupts Black, and they lose him forever.

Jackie recovers an Oni mask and attempts to learn more about Tarkudo with some Talisman help. When the mask escapes, and ends up in on Finn.

Jackie recovers the latest Oni mask before the Dark Hand can get to it. El Toro and Paco visit for Halloween, but they're not told about the dangers of Oni masks.

The Chans and the Dark Hand try to buy an Oni mask offered on an online auction. Neither wins, the winning bidder is familiar to both sides. The mask is split during a fight. Each side possess half a mask, but the mask does not want to be separated. Written by Jesse Sanchez

The card with the mask removal ingredient is lost. Hak Foo ends up with the Oni mask, and summons his shadowkhan, a tiny army that feeds on human shadows.

Frustrated by being thwarted by Jackie, the Dark Hand tries to reform.

Dao Long Wong searches for the Deja Vu Stone in hopes of changing past defeats. Jackie also get sent into the past, and Jackie realizes he can make a decision about Jade.

In the future, Jade is in charge of Section 13, Drago, Shendu's son, has managed to capture Uncle and Jackie in the future. Jade travels back to the past to prevent Drago's rise to power, encountering Jackie, and her younger self.

Chang form an Anti-J Team. Jade casts a spell on the team but it doesn't work the way she intended.

The final Oni mask is located. A hidden danger is uncovered, and all the Oni Generals are released, and the masks are destroyed. The only hope the J Team has is to defeat Tarakudo once and for all.