When Mesogog, an evil scientist, unleashes Bio Zords on the city, former Power Ranger Tommy Oliver recruits three high school kids to become Power Rangers and tame the beasts.

When Mesogog releases his Bio Zords on the city, Tommy has no choice but to give three teens Dino Morphers to turn them into Power Rangers.

Conner is given a shot at playing professional soccer, but his Ranger duties impede upon this once in a lifetime chance. Will he give up helping to save the world for a sports career?

As Tommy is held captive by Mesogog, the teens work with Hayley to attempt to rescue him.

Utilizing Hayley's help, and their new Raptor Cycles, the Dino Thunder Rangers storm the island base on a mission to rescue Tommy from Mesogog's clutches. Will they get there before the Black Dino Gem falls into evil's hands?

Kira's old singing partner, the now famous Kylee Styles comes to town, just as Mesogo releases the Donkeyvac monster, who sucks the youth from people and turns them old.

Ethan is zapped into a video game.

As Trent's father purchases the Café and threatens to fire Hayley to put Trent in charge, Zeltrax releases a new creation to destroy the Rangers.

A new Dinozord Egg is uncovered by the Rangers during a class archeological dig, but Tyranodrones interfere, allowing Elsa to snag the Egg first.

When famous actress Nikki Valentine is captured by Mesogog to be used as a part of his evil schemes, the Rangers must save her and face off against Mesogog's newest monster named Megaldor. Meanwhile, Hayley uncovers a new Dino Egg, which hatches into the Stego Zord.

Trent accidentally bonds with the White Dino Gem, and becomes the White Dino Thunder Ranger.

The evil White Ranger finds his own Dragozord Dino Egg, and begins to bond it to him by feeding it energy from his Morpher.

Tommy discovers the identity of the White Ranger.

Realizing he is the White Ranger, Trent quits his job in an attempt to protect his friends.

A strange meteorite lands in the forest, and it's effects brings out repressed personality traits in anyone it comes in contact with.

Tommy, now freed from the amber, discovers he can't demorph from the form of Black Ranger.

While helping Tommy clean up his lab, Kira stumbles onto a secret bone.

A school bully sets his sights on Ethan. Meanwhile, Tommy discovers the true identity of Zeltrax.

When Conner, Ethan, and Kira find a show about Power Rangers in Japan, Conner is appalled at its portrayal of them. Meanwhile, the Japanese Rangers must go up against a money hungry monster named Ka-Ching.

When Kira lands a new job as an intern on the Funky Fisherman cartoon show, Cassidy is dismayed to discover she was passed over.

As Anton Mercer explains to Trent that Mesogog was an experiment gone horribly wrong, Zeltrax creates the Copyotter to attack the city.

Zeltrax samples a portion of the new Evil White Ranger clone's energy, and creates the White Terrorsaurus monster. With it, and the clone, he helps confuse the Power Rangers about their newest team member's loyalty.

Kira is conflicted when the manager who wants to shoot a music video with her, but wants her to compromise her own style.

While Elsa works on her plan to shoot a powerful laser beam at Jupiter, Kira and Ethan help Cassidy land a job at the TV station.

Ethan takes an interest in deciphering the hieroglyphics of Egyptian ruler Tutenhawken, but not only jinxes himself, causing chaos at his every step, but frees the ancient evil from his multi-millenna-long slumber.

To help her mutant flower grow into the Thornox monster, Elsa uses a sample of a mysterious green slime. Meanwhile, Tommy attempts to use the same slime to demorph.

Tommy's invisibility problem is solved, but as a result, his Dino Gem is shattered and he ends up in a coma! Lying in a hospital bed, he faces his greatest battle, as he confronts three of his previous Power Ranger powers in a fevered test of willpower.

Conner gets involved with an environmentalist campaign to save a hundred year old tree, all so he can impress a girl named Krista.

Ethan's overly confident and downright cocky attitude concerning his skills at playing the "Detonation Man" computer game begins to get on everyone's nerves. Meanwhile, Volcanologist Dr. Morton gets turned into a Horn-Rimmed Monster by Elsa.

As Mesogog and Anton Mercer battle for control, a fluctuation in the Morphing Grid forces the White Ranger and his evil clone to meet in a final battle. Meanwhile, the other Rangers do battle with Mesogog's Jade Gladiator.

When the Abyss of Evil is opened, Lothor returns and casts a spell on Shane, Tori, and Dustin, turning them evil and setting them loose on Reefside.

In an attempt to help Shane, Tori, and Dustin, Cam goes to the Abyss of Evil with Hunter and Blake to retrieve the Power Coins.

Elsa invades the Rangers dreams in order to destroy them for good. With each Ranger facing off against a unique monster, will they be able to overcome their fears?

Trent is given a magical pen, and accidentally pulls the Rangers into his comic book.

The Rangers discover the identities of Elsa and Mesogog.

Conner, Kira, and Ethan reminisce about how their lives have changed after becoming Power Rangers.

Trent cuts a deal with Mesogog to spare Anton's life.

As Tommy rushes to rescue Elsa from Zeltrax, the Rangers stage one last final battle against Mesogog.

Two street kids are pursued by the S.P.D., a space patrol from the future whose job it is to protect Earth from evil aliens.

Jack and Z must decide whether or not to join the S.P.D. Emperor Gruumm sets his sights on Earth.

Jack lets being the leader go to his head. Gruumm lures the A Squad Rangers into space.

Sky's refusal to accept Jack as the leader of the Rangers results in a victory for Gruumm.

Syd is the only one that believes R.I.C., the robotic dog, can still be a valuable asset to S.P.D.

The other Rangers are skeptical of Bridge's unusual investigative methods.

Mora uses a young boy with special powers in a plot to capture people and turn them into dolls.

Z befriends Sam, and teaches him to use his special powers for the good of mankind.

Sky's loyalty to an old friend is put to the test when it is suspected that he is working for Gruumm.

Syd is angry with Jack when she makes him work on her birthday.

Cruger must face the demons of his past when an old enemy returns.

Cruger is challenged by an old foe and must overcome his reluctance to fight.

Cruger refuses to help the Rangers fight Dracel; Gruumm goes after the Stone of Evil.

A new recruit has SPD buzzing; Gruumm looks for a second in command.

The teens must find Sophie before Valko uses her to control Gorodon.

Trouble results when Boom tells his visiting parents that he is a Power Ranger.

A dangerous alien criminal switches bodies with Sky.

Gruumm brings a noble warrior from the past and tricks him into battling the Rangers.

Cruger is relieved from duty when he clashes with the tough SPD Supreme Commander.

The Rangers relate the capture of a criminal to Cruger, but they all have their own unique version of the story.

The cadets get a message from the future that today is the day that they will lose the battle of Earth to the Troobians.

A mysterious Ranger from the future comes to help the Rangers in their hour of need.

Morgana grants real power to a washed-up magician in her latest attempt to destroy the Rangers.

Sky must interrogate a notorious criminal when aliens that SPD has already captured attack the Rangers.

Sky must face off with the criminal who was responsible for the loss of his father.

Piggy and friends steal SPD technology; the Rangers are sent to Zentor to train for SWAT mode.

Under the command of a tough drill sergeant, the Rangers must learn to work as a team before they can earn a powerful new weapons' technology.

The Rangers nearly reach their breaking point when both Gruumm and Broodwing send robot after robot to attack the city.

Jack and Sky embark on a dangerous mission to stop an incoming meteor from destroying Earth.

Convinced that the Rangers no longer need her, Kat takes a top-level position at SPD Headquarters.

Bridge is captured and the other Rangers must use all their skills to find him before he is destroyed.

Broodwing brings the Dino Rangers from the past to fight on the side of evil.

Cruger's old rival teams up with Broodwing to take down the Rangers one by one.

The teens grapple with failure after Cruger hails the A squad.

Jack needs to decide what he really wants to do with his life and the Rangers are dealt a shocking revelation.

With Cruger captured, the A Squad is sent by Gruumm to finish off the Rangers.

Omni descends to Earth and Gruumm makes his last stand against the Rangers.

Gruumm takes The Terror to the past in an attempt to defeat Earth before SPD was formed.

The son of Lord Zedd and Rita Repulsa, Thrax, unites all four Corona Aurora-seeking factions of villains into a new Evil Alliance.

No longer having Ranger powers, the former Overdrive Rangers return to their civilian lives.