Best to Worst Episodes of Power Rangers Zeo

Rocky's strange botany experiment, a plant that eats metal, and Skull's own one made from swiping part of his, get turned into a pair of Plant Monsters by the Machine Empire. One of which, the Pollenator, sprays its creator with a pollen that causes Rocky to turn into a living vegetable!

A mysterious musician in Angel Grove High is pursued by Prince Sprocket and King Mondo.

The Power Rangers Zeo team up with the Alien Rangers of Aquitar to combat a double threat from King Mondo and Lord Zedd.

Jason realizes, to his horror, that he's losing his powers as well as his strength. Pursued by Rita, Lord Zedd, and the Machine Empire who are all greedy for his powers, he finds himself helpless against them. Fortunately, he makes a narrow escape and collapses at the Juice Bar. The rangers are alarmed when they discover that Jason will lose his life as well as his powers if they are not transferred back to the Treys which can only happen when the planets are aligned just so. Alpha 5 gives the rangers a map with which they find the place for the power transfer. King Mondo furiously orders Cogs to prevent it. Jason and the Treys are very weak and barely able to function which puts them all at a disadvantage until a friend appears just in time. Is this the end of Jason? How will the rangers be able to defeat a gigantic King Mondo? Rita and Lord Zedd, both of whom are watching the fray from a safe distance, have plans for both enemies no matter who wins.

Tommy and his mysterious friend race against time and, to make matters worse, they can't be transported to the Power Chamber! They can only hope that they can get there in time in spite of the Machine Empire's efforts to keep them from their destination.

As the Zeo Teens quickly warm up to their new teammate, Rocky find himself feeling left out and rejected by them. When King Mondo comes to Earth to retrieve a massively powerful sword, so he can destroy our heroes personally, the Blue Ranger faces the giant Machine Empire ruler alone in an attempt to prove himself. Meanwhile, Bulk & Skull are hired to track down the original Burble Baby Food label baby. They suspect it might be Jason! Also, Goldar & Rito are reunited with Rita & Zedd on the moon.

As Billy is returning from Aquitar in a space capsule, Machina and Mondo attack his space craft, sending it into the gravitational pull of the Machine Skybase.

As Billy learns he has accumulated enough credits to graduate from Angel Grove High, Cestro, the Blue Alien Ranger, lands on Earth seeking Billy's help.

When the Gold Ranger is attacked by Varox Bounty Hunters, Pyramidas is hit, and falls into the seas of the planet Aquitar.

Two rangers have disappeared and none at the Command Center know how to find them. They can only watch in horror as Tommy tries to destroy his best friend. Bulk and Skull get sucked into that very dimension too and make an ally of a fellow prisoner who has a plan to help them escape. Rita and Zedd are horrified when they realize that if something isn't done, the Machine Empire will be victorious. So great their desire to personally destroy the rangers, they aid the rangers in getting what they need, but is it too late?

The rangers are alarmed when Bulk and Skull recount their run-in with the Red Zeo Ranger 5 especially since they have yet to find him. Tommy has been brain-washed into thinking he's the King of the Machine Empire and that the rangers are his enemies! Jason and Katherine go to where Bulk and Skull claimed to have seen him; Jason gets sucked into another dimension where he must face Tommy who is more than willing to destroy him!

While jet skiing on the lake, Tommy is abducted by Prince Gasket in an effort to break up the ZEO Rangers.

Everyone is stunned when it is revealed that Billy has aged into an old man.

Now that he has both halves of the arrowhead, King Mondo vows to destroy the ZEO Rangers, while continuing to refuse the release of Tommy's brother.

Tommy goes on a vision quest, seeking out the other half of the arrowhead he was given in "Sowing The Seas Of Evil." It's interrupted by the Punchabunch monster, who goes toe-to-toe with Adam, capturing the budding-boxer and forcing Red Zeo Ranger to face the monster in the ring to save his teammate. It all works out, as Tommy finds the solution to his spiritual unrest when he meets a man who claims to be his brother!

On a journey to find True of Heart, Tommy comes upon the incredible discovery of a young man who looks just like him.

As Katherine tries to console Tommy about his "Dear John" letter from Kimberly, a spark of attraction begins to form between the two Rangers.

Having kidnapped Tommy's newfound brother David, King Mondo blackmails Tommy into giving up his half of the arrowhead, in order to set David free.

King Mondo's plan to divide and conquer the ZEO Rangers is spoiled by the appearance of the Gold Ranger.

There's a new student at Angel Grove High as well as two detectives that intend to replace Bulk and Skull. Practical jokes run rampant and it seems that no one is safe. An exasperated principal hires Bulk and Skull and their competition to find the culprits. It's Tanya and Katherine who discover who's behind it and are surprised at what they find. Meanwhile, Prince Gasket and his wife Archerina hatch a plan to get rid of Louie Kaboom by making him fall in love with Archerina and making him do her bidding.

Katherine and Tanya are throwing a play about King Midas; Jason and Adam are dancing in it however reluctantly. Bulk and Skull are in need of a job so they bet the girls that they can get all the necessary props for the play. They go to find an assortment of gold props and get more than they can handle when Skull finds a golden dog statue that turns things to gold! When the rangers realize that it's a trap they go to battle, and Jason gets turned into gold!

King Mondo sends down the Defector robot to trick the ZEO Rangers into gaining their trust, and thereby able to destroy them.

Tanya and Adam are exploring the new world of cyberspace with the help of Raymond, a computer whiz, at school. When they run into a computer virus, Mondo gets the idea to create Mean Screen, a horrible computer monster that will infect all of the computers in Angel Grove.

Aisha sends a package for Tanya that includes a key and a map of the island on which Tanya's parents disappeared. Desperate to find them, she entrusts the key to Jason while she goes to the island. Louie Kaboom takes an interest in the key upon discovering that it will unleash an enormous robot. Frustrated when Auric, the robot, won't fight do his bidding, Louie tosses the key away; Prince Sprocket eagerly snatches it up. He then tricks Auric into thinking that the power rangers are evil so that he will fight them. To the power rangers' dismay, Auric won't listen to them when they try to reason with him.

The teens' baseball team provides the perfect outlet for Prince Sprocket to do battle with the Rangers when he turns their batting machine into the People Pitcher.