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.