The Book of Monsters Part 1

During the graduation ceremony for the new Knights of Knighton, Jestro the jester is ridiculed for his terrible, uh, jestring. Distraught, he's seduced by the powerful and evil Book of Monsters until Merlok the Magician tries to stop Jestro by using his most powerful magic spell.

The Book of Monsters Part 2

After a magical explosion, Jestro discovers that he still has the Book of Monsters and together they decide to attack and destroy the Kingdom. Their monsters seem like too much for the new Knights of Knighton until an old friend emerges in a new form.

The Power of Merlok

When Jestro and the Book of Monsters start using their monsters to ravage the countryside, the Knights get an awesome new HQ to fight him, the mighty, powerful Rolling Castle known as the Fortrex.

The Knights' Code

Clay and Lance tussle over who should lead the Knights and protect the King who's toddles off on a PR tour of the kingdom. While fighting off Jestro and his monsters, Lance realizes that nobody knows the Knights' Code like Cla.

Fright Knight

The Knights explore a strange forest looking for a Book when Jesto unleashes the Book of Fear on them and a new monster, Whiparella, uses her minions to induce the Knights' worst knightmares.

The Golden Castle

When Lance stars in a movie about the Knights, the Book of Monsters want to eat the script to learn more about modern society. Jestro uses his spy, Lavaria, to infiltrate the set and attack the Knights.

The Maze of Amazement

Jestro and the Knights are both trying to get the Book of Deception. But the book has used its powers to create a powerful maze in the Hill Country, near Axl's home, and it's a race to complete the maze and get the Boo.

The Black Knight

When the Knights of Knighton can't defend the outer villages of the kingdom, a mysterious Black Knight appears to take on Jestro and his monsters. Who is he really and is he a new ally or a new foe?

The Book of Total Badness

Jestro uses the baddest book yet, the Book of Destruction, to make monsters that capture the Knights one-by-one so that he can turn his attention to attacking the King's Castle.

The Might and the Magic

Seeing Jestro's monster army about to destroy the King's Castle, Aaron rides off to gather his cohorts. In the meantime, the King and Queen bravely go out to defend the city against the monster menace. Is this the end of Knighton?

Back to School

When the Nexo Knights are sloppy in a fight with Jestro, Merlok 2.0 sends them back to the Knights' Academy. Not only for a brush-up but to find out what Jestro is after in its hallowed halls.

Greed is Good?

When Jestro uses the Book of Greed to rob Auremville of its riches, he also gets Lance's parents as prisoners and these demanding rich folks are too much for even monsters to handle.

The Book of Obsession

The Knights are tasked with protecting the King's valuable Ned Knights comic book during the Bookingheim Knight-a-Con. But with all the costumed kids there, will they recognize the real Jestro and Book of Monsters coming to get them?

The King's Tournament

Rival to the King, Jorah Tightwad thinks his knights, the Tighty Knighties, are easily better than the Nexo Knights, so he challenges King Halbert to prove who's better during the King's Birthday Tournament.

Monster Chef

Axl and Chef Éclair must enter a cooking contest to try to keep Jestro from getting the hottest chili recipe in the realm.

Knight Out

When the other Nexo Knights decide they need a vacation from Clay, they send him on a holiday not knowing he's going to a resort that houses an evil book or that Jestro will be heading there too.

Saturday Knight Fever

The Book of Monsters catching a cold means trouble for the Nexo Knights when he can create an entirely new kind of snotty monster.

Open Mike Knight

The Book of Betrayal leads Jestro and his Monsters to Funnyton, the funniest town in the kingdom. When they Knights arrive to capture him, they discover to their shock that Jestro and the Book of Monsters are now the town's top comedians!

The Fortrex and the Furious

In a massive chase around Knighton, the Nexo Knights attempt to keep the Book of Betrayal out of the Book of Monster's grip. But the evil book is persistent. Will he get the final piece of his evil puzzle?

Kingdom of Heroes

The Book of Monsters, having the final pieces of his evil plan in place, tries to take human form. Can the Nexo Knights and Merlok 2.0 stop the greatest threat they've ever faced? Or will the kingdom be plunged into darkness forever.

The Cloud

The kingdom is threatened by an army of Lava Monsters, and the inexperienced NEXO Knights must come to the rescue.

A Little Rusty

The Cloud of Monstrox and Jestro unlock a mysterious forbidden power; Merlok 2.0 and the Nexo Knights try to make the new Combo Nexo Powers work.

Mount Thunderstrox

Jestro and the Cloud of Monstrox encounter the sculptor who helps unleash a horde of fierce garden gnomes on Knighton.

Rotten Luck

Jestro and the Cloud of Monstrox unleashes the Forbidden Power Ravaging Rot on Knighton, turning everything into green gooey rot, but Robin has an awesome new invention that could help the Nexo Knights.

Storm Over Rock Wood

The Nexo Knights have their powerful shields stolen by Robot Hoodlum and his Merry Mechs; something is coming to life in the petrified forest and it doesn't like knights.

Miner Setback

Villagers are being enslaved to dig out three ancient warriors whom the Cloud of Monstrox wants to bring back to life. Can the Nexo Knights make their Combo Nexo Powers work inside a mountain?

Knight at the Museum

At K.O.M.A. (Knightonia Official Museum of Art) Monstrox learns that a Forbidden Power tablet is hidden and he will do anything to get it; especially if King Halbert happens to visit at the same time.

Hot Rock Massage

The old Lava Monsters are back and a Forbidden Power is in the middle of their new village of Burningham! But whose side are the Lava Monsters on?

Rock Bottom

The three Harpies have kidnapped Macy's mother Queen Halbert, and the Nexo Knights use everything in their power to rescue her.

In Charge

The Cloud of Monstrox grows more powerful with every Forbidden Power Jestro inserts; the capitol of Knighton is under attack; the Fortrex is damaged and Clay is turned to stone.

Weekend at Halberts

Party time in Knighton! The mood is down so the King decides to throw a party. In the meantime Jestro attacks the Fortrex, but he is confronted with the new Nexo Power "The Wedgie of Doom".

The Gray Knight

Using his Stone to Life magic the Cloud of Monstrox turns Clay into a living, fighting, breathing stone fighting knight. But will Clay use his forces to fight for good or for evil? Does he have a choice?

The Good, the Bad and the Tightwad

Clay wakes up in the poor town of Nothing Hill which literally has nothing. Will Clay remember who he is and what he is fighting for? His friends try to help him, but Jorah Tightwad and his Bots get in the way.

In His Majesty’s Secret Service

The Nexo Knights decide to use Clay to infiltrate the enemy camp but first Clay needs to learn how to be a good spy. Agent Shield, Jack Shield helps them with that.

Stranger in the Halps

Jestro and the Cloud of Monstrox builds a new stone army from giant building blocks to crush Knighton. The Nexo Knights try to convince Rockowski, a demolition expert, to help them.

Krakenskull

Jorah Tightwad is digging for gold but finds the ancient Lord Krakenskull buried with his army. This stone army is exactly what the Cloud of Monstrox needs.

Heart of Stone

Clay Moorington the Nexo Knight has had enough of Monstrox, Jestro and their Forbidden Powers and decides to take the fight to them. But the Cloud of Monstrox is getting closer and closer to unleash his master plan.

Between a Rock and a Hard Place

Things are getting dire in Knighton. Jestro and the Cloud of Monstrox only need the Forbidden Power of Awesome Annihilation in order to reveal what's hidden in Mount Thunderstrox. It can't be nice.

March of the Colossus

The giant Stone Colossus is marching on Knighton. Ruina the witch tries to get to Clay, but the other Nexo Knights need him in their final defense of the realm. Which side will he choose? Family or friends?

The Fall

The Cloud of Monstrox is inside of The Stone Colossus and it now stands in front of Knighton. The students of the Knights Academy are mobilized, the King and Queen are on the defence and the Nexo Knights are ready for the final showdown.