Clash On Mystery Mountain: Night Ninja tricks Armadylan to steal An Yu's bo staff and take control of the Mountain again. The PJ Masks save them both and reconcile Armadylan and An Yu. (S3 Ep31)
Newton and the Ninjas: After Romeo, Newton has sworn off fighting villains. An old man (with ninja abilities) asks Newton for help, and in turn Newton asks the PJ Masks for help. (S4 Ep16)
Ninja Power Up - Part 2: The PJMs defeat the Ninjas with ease, and become over-confident in their powers. But Night Ninja's secretly plotting to acquire PJ powers for himself. (S5 Ep2)
Ninja Power Up - Part 1: The PJMs defeat the Ninjas with ease, and become over-confident in their powers. But Night Ninja's secretly plotting to acquire PJ powers for himself. (S5 Ep1)
Asteroid Accident: Owlette causes a freak asteroid accident and Gekko and Catboy try to help her put it right. PJ Masks meet another night-time hero in space. Introducing Newton. (S4 Ep1)
Catboy's Cat: Catboy is taken by the idea of having a cat sidekick, and accidentally gets embroiled in Pharaoh boy's megalomaniac plan to be ruler of HQ. (S4 Ep47)
Battle Of The Fangs: The Wolfies start their own band - trouble is, they're reaching octaves they've never reached before, creating new levels of destruction with their sonic howls. (S4 Ep46)
The Mysterious Masks: Everyone's obsessed with the new Jaden Concert, especially Catboy. But Romeo's plan is to use it to take over the world. (S4 Ep45)
Pharaoh Boy: PJ Robot is scared of the mystical villain, Pharaoh Boy, but when the PJ Masks need him, he faces his fear to be a hero - and a good friend. (S4 Ep41)
Lost in Space: Romeo wants to create the ultimate trap for the PJMasks - but accidentally turns the Flying Factory computer system hyper-intelligent - and hostile. (S4 Ep38)
Moon Wolfy: Luna Girl and Motsuki take Kevin to the Moon so he can find black crystals for them. The PJ Masks try to rescue Kevin but he turns full wolfy. (S3 Ep30)
Octobella's Garden: Armadylan, he jumps at the chance to help Octobella - unaware that she's just using him for something much more sinister. (S4 Ep33)
Magnet in the Moat: Luna and Motsuki drop Luna's magnet in the moat - and are silly enough to accept Octobella'a help getting it, despite the PJs' advice. (S4 Ep31)
Moon Marooned: After not listening to warnings from Newton, Hornswaggle and the PJ Masks, Pirate Robot gets himself and Newton captured by Motsuki. (S5 Ep41)
Munkigu's Dragon: Munki-gu enchants a Dragon Float, turning it into a menace. An Yu tries to help the PJ Masks, but thinks she can't because her powers don't work in the city. (S4 Ep25)