The Ninja get a big surprise when they arrive at the Tournament of the Sources, while Kai and Bonzle contend with the Forbidden Five in the Nether-Space.

Arin runs into an old friend at the Tournament of the Sources, the Ninja explore the City of Temples, and Lloyd sees a strangely familiar face.

Master Wu sets out to discipline the Ninja — through dance! Arin reunites with Frak, who Sora doesn’t trust, and the fighting gets underway.

As the Ninja fight to win the Temple Race, Ras makes a shocking claim to Arin — putting him at odds with his friends — just as the tournament heats up.

Kai makes a discovery that allows him to speak with his sister. Arin visits the Temple City museum where he has a breakthrough about the missing horns.

Wyldfyre teams up with Arin to find out if Roby is behind the stolen horns. Later, at Bleckt’s office, they make a startling discovery.

The Wolf Mask army battles the Elemental Masters as the Ninja converge on the Monastery of Gates to stop Nokt from freeing the Forbidden Five.

Sora's pie-baking failure gives Zane an idea for how to find Arin, and the crew frees a village from a giant puppet's reign of terror on the way.

The search for Arin — who continues his training with Ras — leads the Ninja into a dangerous confrontation with a ferocious cyclops.

Zane's run-in with looters at a strange monastery leads to a reunion with an old friend, but he also crosses paths with one of the Forbidden Five.

The reunited Ninja learn of the Forbidden Five's dangerous quest to find the Prismatic Blades. Meanwhile, Ras leads Arin across a desert.

A mysterious mercenary attacks Ras and Arin in the World Forest. Zane and P.I.X.A.L. try a new approach in their search for the Prismatic Blades.

Heavily outnumbered, the Ninja race to stop the Forbidden Five from freeing Thunderfang. Wyldfyre desperately tries to cure one of the crew.

Lloyd attracts the attention of a powerful adversary. The intervention of the mysterious mercenary tips the balance in an epic battle.

Lloyd, Jay, Nya and Wyldfyre go undercover in the strange Land of Lee, while Riyu's training under Rontu is off to a bumpy start.

The Underworld tests Arin and Sora's commitment to Ras, while Nya and Jay work together to expose Lee's secret.

Cole, Frak and Kai unearth a shocking discovery outside the Land of Lost Things, while the Ninja reunite to liberate Lee.

The Ninja escape Lee and head for the source of the threat, while Ras plans his next move.

In the City of Temples, the Ninja find guidance from an unlikely source, while Cole, Kai and Frak battle the Hollow Ones in Imperium.

The Ninja embark on their separate journeys to awaken the Arc Dragon of Focus but deal with unexpected - and annoying - interruptions.