After battling a humbug of a Nighlok, GRED, the Samurai Rangers find themselves stranded inside a malfunctioning Megazord! Will the Christmas spirit, determination and, teamwork be enough to get the Rangers home in time to celebrate the holiday?
Master Xandred and Octoroo deploy a mind-bending Nighlok named Trickster, trapping the Power Rangers in a series of horror movies. The Rangers must figure out what is reality and what is illusion. Will the Rangers escape the nightmare?
In a climactic battle, the Rangers face off against Master Xandred for the last time.
With Master Xandred back on Earth, the Rangers finally attempt to use the Sealing Symbol to stop him - only to discover that he has a special new defense against it. Now, they must rise to the challenge and find a new way to defeat him and save the world.
Jayden finishes his grand battle against Deker and the other Rangers try to convince him to rejoin their team before Master Xandred reawakens.
As the Rangers attempt to adjust to being led by a new Red Ranger, Jayden struggles to find new meaning in his life.
The Nighlok Fiera unleashes an overwhelming attack on the Red Ranger, but when he goes down another Red Ranger takes his place. Which one is the real Red Ranger? The answer will change the Samurai Rangers forever.
When Serrator asks Deker to fulfill the final piece of his destructive plans, Antonio begs Deker to reconsider his role in the battle between humans and the Nighlok.
The Rangers discover that Serrator's recent attacks have an ulterior motive - to crack open the earth and let the Sanzu flood it and thereby become ruler of both worlds.
Jayden doubts that he has what it takes to be the Red Ranger; Master Xandred demands Serrator return Dayu's Harmonium.
Serrator spreads paranoia throughout the residents of Monalua.
Kevin and Mike must work like a team when a Nighlok glues their hands together.
Emily loses confidence; a Nighlok's black sand causes desperate hunger and thirst in the Rangers.
The Rangers battle a Nighlok that creates mirror images confusing them; Spike looks for a job to help Uncle Bulk.
Kevin is unable to help the team when a Nighlok eats his Samuraizer; Dayu and Deker make a deal with Serrator.
Mia's younger brother comes to town trying to convince her to sing in his band.
A boy unlocks an ancient seal, unleashing the very first Samurai Zord.
Octoroo kidnaps Antonio and Mentor to use as bait in order to lead the other Rangers into a Mooger trap.
Antonio's teammates try to help him conquer his new fear of fish. Meanwhile, Master Xandred gains an ally in his plan to flood the planet.
When a Nighlok traps the spirits of four rangers, Mike and Emily must figure out how to defeat him and save their friends.
The Rangers must defeat an armored Nighlok without Antonio's help.
The Rangers discover cracks in the earth where water from the Netherworld is seeping in; a Nighlok uses the evil water to keep from drying out.