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The Worst Episodes of ThunderCats Roar

Every episode of ThunderCats Roar ranked from worst to best. Explore the Worst Episodes of ThunderCats Roar!

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Lion-O and the ThunderCats — Tygra, Panthro, Cheetara, Wilykat and Wilykit — barely escape the sudden destruction of their home world, Thundera, only to crash land on the mysterious and exotic planet of Third Earth.

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  1. #1 Worst Episode
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    ThunderCats Roar Season 1 Episode 1 - Exodus (1)
    2.8/10(206 votes)

    S1:E1

    Fleeing the destruction of their home planet Thundera, Lion-O and the ThunderCats land on the world of Third Earth. But their enemies, the Mutants of Plun-Darr have followed them and it turns out Third Earth already has a Mumm-Ra problem.

    Director:George Kaprielian
    Writer:Unknown

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  2. ThunderCats Roar Season 1 Episode 2 - Exodus (2)
    3.0/10(164 votes)

    S1:E2

    Fleeing the destruction of their home planet Thundera, Lion-O and the ThunderCats land on the mysterious, dangerous, all-around awesome world of Third Earth! But their enemies, the Mutants of Plun-Darr have followed them and it turns out Third Earth already has a Mumm-Ra problem - can Lion-O learn the ropes of being a leader in time?

    Director:George Kaprielian
    Writer:Unknown

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  3. ThunderCats Roar Season 1 Episode 45 - Swampy Johnny
    3.1/10(59 votes)

    S1:E45

    The Thundercats invite a super cool swamp man into the Cat's Lair who is on the run from some scary looking aliens.

    Director:Keith Pakiz
    Writer:Joan Ford

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  4. ThunderCats Roar Season 1 Episode 6 - Secret of the Unicorn
    3.3/10(127 votes)

    S1:E6

    A crying unicorn appears at the Cats' Lair and tells the ThunderCats that all of her unicorn friends have been captured; Tygra thinks he's just the unicorn expert to help the last of the unicorns.

    Director:Angelo Hatgistavrou
    Writer:Unknown

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  5. ThunderCats Roar Season 1 Episode 25 - Lion-S
    3.3/10(83 votes)

    S1:E25

    Lion-O and the other ThunderCats are thrilled to meet a brand new Thunderian: Lion-S. She's cool, good at fighting robots and, most importantly, thinks Lion-O and his Sword of Omens are really neat and interesting. Looks like the ThunderCats have a new best friend. Maybe even, a new ThunderCat?????

    Director:Jeremy Polgar
    Writer:Unknown

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  6. ThunderCats Roar Season 1 Episode 29 - Mandora's Law
    3.6/10(64 votes)

    S1:E29

    Tygra creates a bunch of new laws for Third Earth so Mandora can finally arrest the Mutants. Unfortunately, the ThunderCats are really bad at following their own rules and the Mutants are really good at working around them.

    Director:Jeremy Polgar
    Writer:Unknown

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  7. ThunderCats Roar Season 1 Episode 36 - King of the Machines
    3.7/10(52 votes)

    S1:E36

    Barbastella reunites with her ex-girlfriend, the elitist Queen of the Rats. A jealous Panthro installs AI into all the Lair's appliances, to become King of the Machines.

    Director:Jeremy Polgar
    Writer:Unknown

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  8. ThunderCats Roar Season 1 Episode 16 - Mumm-Ra: The Ever Living
    3.8/10(94 votes)

    S1:E16

    Every time Mumm-Ra gets a hold of a magic artifact to restore his powers, the ThunderCats just smash it and turn him into a dinky skeleton again. Until today that is, because Mumm-Ra just remembered he's got the Ancient Spirits of Evil, and now he can get swole whenever he wants.

    Director:Jeremy Polgar
    Writer:Unknown

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  9. ThunderCats Roar Season 1 Episode 42 - Wizz-Ra
    3.8/10(52 votes)

    S1:E42

    The ThunderCats freak out when a spooky ghost dressed like a pharaoh appears in their mirrors! They quickly set about to getting rid of every reflective surface in their lair because that ghost is scary and no one wants to talk to him!

    Director:Keith Pakiz
    Writer:Unknown

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  10. ThunderCats Roar Season 1 Episode 5 - Driller
    3.9/10(114 votes)

    S1:E5

    Panthro becomes fed up with having to constantly fix things around the Cats' Lair, which proves to be a problem when an unstoppable drilling robot plans an attack.

    Director:George Kaprielian
    Writer:Unknown

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  11. ThunderCats Roar Season 1 Episode 9 - Lost Sword
    3.9/10(95 votes)

    S1:E9

    Barely escaping the sudden destruction of their home world, Thundera, Lion-O and the ThunderCats crash land on the mysterious and exotic planet of Third Earth, home to the evil Mumm-Ra and a bizarre host of other creatures and villains.

    Director:George Kaprielian
    Writer:Victor Courtright

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  12. ThunderCats Roar Season 1 Episode 19 - Barbastella
    3.9/10(77 votes)

    S1:E19

    While flying with his new invention, Panthro hits it off with a new friend, Barbastella, the Queen of the Bats. Now Panthro needs help getting ready for his big date with her, because it turns out Panthro is terrified of bats. Lion-O and Cheetara are happy to help but, wow, that is a lot to unpack.

    Director:Unknown
    Writer:Unknown

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  13. ThunderCats Roar Season 1 Episode 26 - Snarf's Day Off
    3.9/10(75 votes)

    S1:E26

    Hey everyone, it's Snarf's monthly day off. That's right, Snarf leaves the Cats' Lair to get a needed vacation by transforming into a normal cat and hanging out with a nice old lady on a farm. But his relaxing day is threatened when Snarf and the nice old lady cross paths with Mumm-Ra.

    Director:Keith Pakiz
    Writer:Unknown

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  14. ThunderCats Roar Season 1 Episode 28 - Mumm-Ra of Plun-Darr Part 2
    3.9/10(88 votes)

    S1:E28

    Chaos reigns over Third Earth now that the Mutants and Mumm-Ra control the Cats' Lair. The Thundercats' only hope is to sneak back in and get a super secret weapon, Panthro has hidden at the heart of the Lair.

    Director:George Kaprielian
    Writer:Unknown

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  15. ThunderCats Roar Season 1 Episode 3 - The Legend of Boggy Ben
    4.0/10(117 votes)

    S1:E3

    Lion-O has gotten ahold of the last jar of Thundersnaps - the best cookies Thundera had to offer! But a difficult to open cookie jar sends Lion-O and Cheetara chasing down the legend of Boggy Ben.

    Director:Victor Courtright
    Writer:Victor Courtright

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  16. ThunderCats Roar Season 1 Episode 15 - Study Time
    4.0/10(90 votes)

    S1:E15

    Lion-O never pays attention during Tygra's training sessions so when he's asked to do a pop quiz on "sword magic" he accidentally opens a portal to the Astral Plane and releases the Nether Witch. The Witch imprisons Lion-O and Tygra in her nightmare realm and it's gonna take a lot of studying to figure out a way home. Wonder if the Astral Plane has any great teachers lying around.

    Director:George Kaprielian
    Writer:Unknown

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  17. ThunderCats Roar Season 1 Episode 18 - Jaga History
    4.0/10(79 votes)

    S1:E18

    Freed from the Astral Plane, Jaga, ghost of the ThunderCats mentor, is now free to visit the Cats' Lair. Which means he can finally tell them why Thundera, their home world, exploded. It's story time.

    Director:George Kaprielian
    Writer:Unknown

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  18. ThunderCats Roar Season 1 Episode 27 - Mumm-Ra of Plun-Darr Part 1
    4.0/10(79 votes)

    S1:E27

    The Thundercats' worst nightmare comes true when their worst enemies, Mumm-Ra and The Mutants, team up after Mumm-Ra acquires The Sword of Plun-Darr.

    Director:George Kaprielian
    Writer:Unknown

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  19. ThunderCats Roar Season 1 Episode 47 - The Spacebeam
    4.0/10(53 votes)

    S1:E47

    No description available

    Director:Megan Boyd
    Writer:Unknown

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  20. ThunderCats Roar Season 1 Episode 4 - Prank Call
    4.1/10(113 votes)

    S1:E4

    Lion-O wants to prove to the ThunderKittens that he's not just some boring old adult like Tygra, even if it means ignoring his instincts and messing with an obviously evil crystal.

    Director:Jeremy Polgar
    Writer:Unknown

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  21. ThunderCats Roar Season 1 Episode 7 - Panthro Plagiarized!
    4.1/10(108 votes)

    S1:E7

    Vultureman has got a brand new invention but there's one big problem: he stole the idea from Panthro! Oh, also Vultureman is using his invention to take over Third Earth. So, there are two big problems.

    Director:Jeremy Polgar
    Writer:Unknown

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  22. ThunderCats Roar Season 1 Episode 8 - Warrior Maiden Invasion
    4.1/10(101 votes)

    S1:E8

    Third Earth is being overrun by super tough, super buff Warrior Maidens and it looks like the ThunderCats are next on their hit list! It's gonna be up to the ThunderKittens to save the day even though the kittens are so small and the Warrior Maidens are so big.

    Director:Angelo Hatgistavrou
    Writer:Unknown

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  23. ThunderCats Roar Season 1 Episode 17 - Berserkers
    4.1/10(80 votes)

    S1:E17

    The Cats' Lair is attacked by gold-loving robot pirates, the Berserkers. This is a good thing, really, since it means Lion-O and the ThunderKittens can ditch their chores and fight robo-pirates instead. Just don't tell Tygra!!!

    Director:Unknown
    Writer:Unknown

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  24. ThunderCats Roar Season 1 Episode 21 - Summer Fun Day
    4.1/10(82 votes)

    S1:E21

    The Thundercats are exhausted from fighting bad guys all the time so Lion-O suggests they spend a relaxing summer fun day at the beach, with no fighting. Unfortunately the beach is home to the Crabmen, giant, clawed humanoids that fight anyone who steps on their sand. Looks like summer fun day might involve some fighting.

    Director:George Kaprielian
    Writer:Unknown

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  25. ThunderCats Roar Season 1 Episode 22 - Safari Joe
    4.1/10(96 votes)

    S1:E22

    While minding her own business, Cheetara is caught in a trap set by Safari Joe, the famously annoying hunter. After escaping, she rallies the other ThunderCats to help her stop Joe once and for all, by turning the tables and capturing him.

    Director:Jeremy Polgar
    Writer:Joan Ford

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Worst Episodes Summary

"Exodus (1)" is the worst rated episode of "ThunderCats Roar". It scored 2.8/10 based on 206 votes. Directed by George Kaprielian and written by Unknown, it aired on 2/22/2020. This episode scored 0.2 points lower than the second lowest rated, "Exodus (2)".