Mike figures out the hard way what it means to be a Samurai Ranger after a Nighlok attacks him and his friends.

The Rangers step in when a devious Nighlok tricks a young boy into giving up on his baseball dreams.

Struggling to master a secret power disc, Jayden foregoes a trip with the others to an amusement park where the rest of the team encounters the evil Nighlok Dreadhead.

When a Nighlok who uses insults as a physical weapon attacks the Rangers, only Emily is unaffected. To help her teammates, she explains how difficult events in life become an opportunity to grow stronger.

Kevin is assigned the crucial task of catching the elusive SwordfishZord in order to save the other Rangers who have been incapacitated by the stench of the Nighlok Yamiror's breath.

Dayu crosses into the mortal world to cause misery by kidnapping brides on their wedding day.

A Nighlok uses mind control powers to force Kevin to fight against his fellow Rangers.

After Mike goes rogue in battle, Mentor takes Mike's Samuraizer away until he learns a deeper lesson about the nature of the Green Ranger's Symbol Power.

A Nighlok is sent to stop the Red Ranger from using his special power to seal Master Xandred in the Netherworld forever, but their duel is interrupted by the mysterious Deker.

Jayden leaves the Shiba house hoping to keep the other Rangers out of harm's way, but when a powerful Nighlok attacks, Jayden finally accepts the fact that he needs his team to fulfill his role as the leader of the Samurai Rangers.

A traveling fisherman named Antonio arrives and claims to be the sixth Samurai Ranger.

Jayden's childhood friend and self-made Samurai Antonio struggles to be accepted by the team as the Gold Ranger.

As Antonio attempts to gain Kevin's respect as a true Samurai, Octoroo devises a plan to create a stronger portal between the Netherworld and Earth via a secret ancient well.

The Rangers must defeat the evil Splitface who steals people's spirits including the Yellow Rangers before they fall into an eternal sleep.

Jayden is poisoned by Octoroo during his attempt to discover the Red Ranger's sealing symbol, which can lock away Master Xandred forever.

With Jayden kidnapped by Deker, the other Rangers must summon the strength to fight a mutant Nighlok without their leader.

When the Gold and Pink Ranger fall under the spell of a dream-inducing Nighlok, the other Rangers must enter the Dream World to save them.

The Rangers try to finish off the dream monster Rhinosnorus while Jayden and Deker finally face off in their ultimate duel.

As invasions from the Netherworld increase, the Red Ranger unites a new team of Samurai Rangers to meet the rising threat.

As the teens continue their transition into their new secret lives as Samurai Rangers, Emily reveals a surprising truth about herself.

Halloween is every Nighlok's favorite day of the year so the creepiest creatures from the Netherworld are just dying to get into the scariest party ever and trade war stories about their battles with the Samurai Power Rangers.

The Samurai Rangers team up with the mysterious RPM Ranger Red to fight off dual threats from Master Xandred's Mooger army and a robotic supervillain from the RPM Ranger's dimension.

Twas the night before Christmas and all through the Shiba House the teens reflect on their first year together as a team and as friends.

The Rangers discover that cracks in the earth are now allowing pools of Sanzu River water to seep into our world from the Netherworld and that a mutated Nighlok is using the evil water to keep from drying out as it wreaks havoc throughout the city.

The Rangers struggle to find a way to defeat a Nighlok with an apparently indestructible shell without the help of Antonio, who has unknowingly lost his Samurai Morpher and cannot be reached. Meanwhile, Bulk and Spike find Antonio's Morpher, but think it's a phone that they must return to the original owner.

It's mixed-up mayhem when the Rangers encounter Switchbeast, a Nighlok who can trap people's spirits inside common objects. When the monster does this to four of the Rangers, Mike and Emily must figure out how to defeat him on their own.

After Antonio develops an unusual fear of fish that leaves him unable to be the Gold Ranger, his teammates rally to help him overcome it. Meanwhile, a mysterious and powerful new enemy arrives to help Master Xandred in his quest to flood the earth.

Octoroo, with the help of the Nighlok Eyescar, kidnaps Antonio and Mentor to use as bait in order to lead the rest of the Rangers into a Mooger trap.

A daring boy named Cody unlocks an ancient seal, releasing an enormous BullZord, the very first Samurai Zord, which rampages across the countryside. The Power Rangers must fight to save the city by capturing the beast and taming it to serve as their newest Megazord.

When Mia's younger brother comes to town to try and convince her to sing lead in his band, the reunion is anything but sweet music. Meanwhile, Serrator once again attacks the city.

When a Nighlok eats his Samuraizer, Kevin is unable to help the team defeat the beast, at the same time that he is missing his old life as a competitive swimmer. Meanwhile, Dayu and Deker make a deal with the evil Serrator.

While the Rangers battle a crafty Nighlok who creates mirror images of himself to confuse them, Spike realizes that one of the duties of being a Samurai is to share in the responsibilities of day-to-day life and sets off to find a job so he can help pay the rent on his Uncle Bulk's clubhouse.

Emily has a crisis in confidence, just as the other Rangers are affected by a Nighlok's evil black sand, which sends them into a desperate hunger/thirst mode. While Emily and Mentor Ji struggle to manage the hungry Rangers and defeat the Nighlok, Bulk and Spike find Mia's wallet and head to the Shiba House to return it.

After a Nighlok glues their hands together, Kevin and Mike learn that working as a team doesn't just mean sharing their strengths; it's knowing when they need to ask for help with their weaknesses as well.

Serrator takes the first step in his mysterious master plan to seize the earth by clouding the minds of the people of the island Monalua, spreading paranoia throughout the residents. To stop Serrator, the Rangers will need a special new weapon, the Bullzooka!

As Jayden struggles with his sudden doubts on whether or not he has what it takes to be the Red Ranger, Master Xandred demands Serrator return Dayu's Harmonium, prompting Serrator to reveal his true intentions.

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.

Halloween gets spooktacular when an evil Nighlok invades the Samurai Rangers' dreams and turns them into nightmares.

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 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.

As the Rangers attempt to adjust to being led by a new Red Ranger, Jayden struggles to find new meaning in his life.

Jayden finishes his grand battle against Deker and the other Rangers try to convince him to rejoin their team before Master Xandred reawakens.

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.

In a climactic battle, the Rangers face off against Master Xandred for the last time.

The Samurai Rangers get stuck in the Megazord's cockpit on Christmas Eve when it breaks down after battling a Nighlok. Will they be able to make it out in time to celebrate Christmas?