The Book of Betrayal leads Jestro and his Monsters to Funnyton – the funnies town in the kingdom. When the 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 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?

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.

Never fear – Aaron is here! For this battle, Aaron is charging up and using The Sword of Merlok to help him beat these monsters! This Merlok Power creates a giant sword that falls and lands in the middle of the battlefield, causing huge cracks in the ground that deal area-of-effect damage to all enemies. Additionally, golden eggs fall from the sky, crushing enemies beneath them.

Macy is mad! The three Harpies have kidnapped her mom Queen Halbert. The NEXO KNIGHTS use everything in their power to rescue her. But is kidnapping the real plan or is the Cloud of Monstrox after something else?

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?

Axl is the biggest NEXO KNIGHTS™ hero in the kingdom, but even he needs to power up to defeat evil! When he needs that extra charge on the battlefield, Axl summons The Hammer of Merlok. With this Merlok Power, a giant electric charged hammer falls from the sky in the middle of the screen, flattening enemies, and discharging a wave of golden electrical energy every 3 seconds that damages and paralyzes enemies!

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?

Clay has arrived to the battlefield ready to fight, but he needs some help! Watch him power up by summoning The Crossbow of Merlok with his shield. With this special Merlok Power, a mounted crossbow appears in the middle of the screen and shoots in a circular motion for 20 seconds, dealing area-of-effect damage. Every 3 seconds, the crossbow stops and then starts to rotate again in the opposite direction.