The WORST episodes of LEGO Nexo Knights

Every episode of LEGO Nexo Knights ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of LEGO Nexo Knights!

Aided by digi-mage Merlok 2.0, knights Aaron, Lance, Axl, Macy and Clay bravely defend the kingdom of Knighton against Jestro and other evil foes.

Last Updated: 2/3/2026Network: Cartoon NetworkStatus: Ended
star
5.75
8 votes

#1 - The Stranger in the Halps

Season 4 - Episode 5 - Aired 8/25/2017

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.

star
6.14
14 votes

#2 - Weekend at Halbert's

Season 4 - Episode 1 - Aired 8/21/2017

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".

Knight at the Museum
star
6.36
11 votes

#3 - Knight at the Museum

Season 3 - Episode 7 - Aired 3/18/2017

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.

star
6.57
14 votes

#4 - The Gray Knight

Season 4 - Episode 2 - Aired 8/22/2017

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?

star
6.69
13 votes

#5 - The Good, the Bad and the Tightwad

Season 4 - Episode 3 - Aired 8/23/2017

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.

Rock Bottom
star
6.75
20 votes

#6 - Rock Bottom

Season 3 - Episode 9 - Aired 4/1/2017

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

star
7.00
9 votes

#7 - The Fall

Season 4 - Episode 10 - Aired 9/1/2017

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.

star
7.00
9 votes

#8 - March of the Colossus

Season 4 - Episode 9 - Aired 8/31/2017

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 Cloud
star
7.09
22 votes

#9 - The Cloud

Season 3 - Episode 1 - Aired 2/4/2017

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

Storm Over Rock Wood
star
7.12
17 votes

#10 - Storm Over Rock Wood

Season 3 - Episode 5 - Aired 3/4/2017

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.

Watch Now:Apple TV
star
7.14
7 votes

#11 - Between a Rock and a Hard Place

Season 4 - Episode 8 - Aired 8/30/2017

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.

star
7.14
7 votes

#12 - Krakenskull

Season 4 - Episode 6 - Aired 8/28/2017

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.

Mount Thunderstrox
star
7.19
16 votes

#13 - Mount Thunderstrox

Season 3 - Episode 3 - Aired 2/18/2017

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

A Little Rusty
star
7.28
18 votes

#14 - A Little Rusty

Season 3 - Episode 2 - Aired 2/11/2017

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.

star
7.29
7 votes

#15 - Heart of Stone

Season 4 - Episode 7 - Aired 8/29/2017

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.

Hot Rock Massage
star
7.62
13 votes

#16 - Hot Rock Massage

Season 3 - Episode 8 - Aired 3/25/2017

The old Lava Monsters are back and a Forbidden Power is in the middle of their new village.

Watch Now:Amazon
In Charge
star
7.67
15 votes

#17 - In Charge

Season 3 - Episode 10 - Aired 4/8/2017

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.

Rotten Luck
star
7.67
18 votes

#18 - Rotten Luck

Season 3 - Episode 4 - Aired 2/25/2017

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.

Watch Now:Amazon
star
7.89
9 votes

#19 - In His Majesty’s Secret Service

Season 4 - Episode 4 - Aired 8/24/2017

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.

Watch Now:Amazon
Open Mike Knight
star
7.92
12 votes

#20 - Open Mike Knight

Season 2 - Episode 8 - Aired 10/8/2016

Inspired by Jestro's idol Jokes Knightley, Jestro and the Book of Monsters attend a gig in the village of Funnyton where they pose as comedians. The Nexo Knights also attend and to their surprise, they actually find Jestro hilarious, even attempting to convince Jestro to change his evil ways. However, Jokes Knightley kidnaps the Book of Monsters in order to steal Jestro's act, courtesy of the last evil spellbook called the Book of Betrayal. When the Nexo Knights find the Book of Monsters, it becomes a mad battle for the Book of Betrayal which eventually falls into the hands of Jestro. Not knowing what to do, Jestro runs into the woods and hands the Book of Betrayal to an unseen individual. Evil laughter is soon heard afterwards.

star
7.97
117 votes

#21 - The Book of Monsters (1)

Season 1 - Episode 1 - Aired 12/16/2015

It's the day of graduation for the latest class of Nexo Knights, but all does not go as planned as the court jester Jestro decides to use the Book of Monsters to get the respect he deserves.

Watch Now:AmazonApple TV
star
8.06
103 votes

#22 - The Book of Monsters (2)

Season 1 - Episode 2 - Aired 12/16/2015

Power is restored to the kingdom, and Jestro is on the loose. He gains the Book of Evil, transforming into a true villain. Meanwhile, the new knights are having trouble working together to protect the kingdom amidst the chaos from Merlin's demise.

Watch Now:Amazon
Miner Setback
star
8.31
13 votes

#23 - Miner Setback

Season 3 - Episode 6 - Aired 3/11/2017

Villagers are being enslaved to dig out three ancient warriors whom the Cloud of Monstrox wants to bring back to life.

star
8.48
71 votes

#24 - The Power of Merlok

Season 1 - Episode 3 - Aired 12/16/2015

The knights work on their teamwork while the royal RV is converted into the Fortrex, the new headquarters for the knights and a home for Merlok 2.0 and the Nexo power.

Watch Now:Amazon
star
8.65
60 votes

#25 - The Knight's Code

Season 1 - Episode 4 - Aired 12/30/2015

Jestro finds the Book of Chaos, and gains chaos monsters to summon, but they won't listen to him. The knights have to stop those monsters while protecting the king and queen, who are giving a tour of the kingdom to business leaders.