Thundercats

A team of humanoid cats fight evil in their adopted home world.

Cast:Bob McFadden , Larry Kenney , Earl Hammond , Lynne Lipton , Earle Hyman , Peter Newman , Gerrianne Raphael , Doug Preis , VÃctor Trujillo

1Season 1

S1.E1 ∙ Exodus

Wed, Jan 23, 1985

Wise Jaga leads a group of nobles, the Thundercats, as they escape their home planet of THUNDERA with direction to the Third Earth of a small solar system.

2Season 1

S1.E2 ∙ The Unholy Alliance

Wed, Jan 23, 1985

Needing allies, Mumm-ra bends the Mutants to his will. The Mutants go after the Thundercats. In the meantime the Thundercats try to adapt to their new surroundings.

3Season 1

S1.E3 ∙ Berbils

Wed, Sep 11, 1985

The story about how Thundercats and Berbils become allies and friends; their first adventure together.

4Season 1

S1.E4 ∙ The Slaves of Castle Plun-Darr

Thu, Sep 12, 1985

While playing in the forest, Wilykit and Wilykat discover that the mutants have enslaved a slow-minded race of beings as a means of slave labour to construct their own fortress: Castle Plun-Darr.

5Season 1

S1.E5 ∙ Pumm-Ra

Fri, Sep 13, 1985

Mumm-Ra takes the guise of Pumm-Ra, a Thunderian, to infiltrate and sabotage Cat's Lair.

6Season 1

S1.E6 ∙ The Terror of Hammerhand

Mon, Sep 16, 1985

Lion-O must defend a herd of unicorns and rescue snarf from the threat posed by a gang of pirate raiders known as the Berserkers.

7Season 1

S1.E7 ∙ Trouble with Time

Tue, Sep 17, 1985

When Tigra rapidly ages after falling under the deadly enchantment of a place known as the Cave of Time, the Thundercats must figure out how to stop it before it's too late.

8Season 1

S1.E8 ∙ The Tower of Traps

Wed, Sep 18, 1985

Lion-O and Wilykit must rescue Wilykit from the ultimate fortress.

9Season 1

S1.E9 ∙ The Garden of Delights

Thu, Sep 19, 1985

While investigating an earthquake, Tigra stumbles upon a magical garden and meets a talking flower named Silky who offers him her fruit. It turns out that she is another one of Mumm-Ra's disguises and the fruit has made Tigra his slave.

10Season 1

S1.E10 ∙ Mandora: The Evil Chaser

Fri, Sep 20, 1985

Lion-O helps Mandora, an interstellar police officer, retrieve three of the worst criminals in the galaxy after he accidentally releases them.

11Season 1

S1.E11 ∙ The Ghost Warrior

Mon, Sep 23, 1985

A tomb is accidentally opened, releasing a ghost who used to terrorize Third Earth. The ghost has a special interest in the Thundercats. The Thundercats must figure out who the ghost was in life and his connection to their past.

12Season 1

S1.E12 ∙ The Doomgaze

Tue, Sep 24, 1985

Mumm-Ra plots to open a time warp prison and release the evil princess Ta-She, who has the deadly power to control all men with her gaze.

13Season 1

S1.E13 ∙ Lord of the Snows

Wed, Sep 25, 1985

When a meteorite the Thundercats can use to replenish their dwindling energy supply crashes on Hook Mountain, Lion-O must win a duel with the fierce Snowman before they can have it.

14Season 1

S1.E14 ∙ The Spaceship Beneath the Sands

Thu, Sep 26, 1985

The Mutants convince Mumm-Ra to raise their ship from beneath the desert so that they may build better weapons and vehicles to more effectively battle the Thundercats.

15Season 1

S1.E15 ∙ The Time Capsule

Fri, Sep 27, 1985

The Thundercats search desperately for a precious device which has all the recorded history of Thundera up until the time of its destruction.

16Season 1

S1.E16 ∙ The Fireballs of Plun-Darr

Mon, Sep 30, 1985

The Mutants devastate the Cat's Lair, the Warrior Maidens, and much of the surrounding countryside with a powerful long-range fire-cannon they have constructed on Castle Plun-Darr.

17Season 1

S1.E17 ∙ All That Glitters

Tue, Oct 1, 1985

Mumm-Ra tricks Lion-O into using the Sword of Omens against another Thundercat, causing it to break in half. The only way Liog-O can restore it is to venture into the heart of a volcano.

18Season 1

S1.E18 ∙ Spitting Image

Wed, Oct 2, 1985

Mumm-Ra switches the real Panthro with a clone infused with the spirit of Hammerhand and sets it free to cause terror and carnage, leaving the Thundercats to take all the blame.

19Season 1

S1.E19 ∙ Mongor

Thu, Oct 3, 1985

Mongor, a terrible demon that feeds on the power of fear, is accidentally set free from his prison by Wilykit and Wilykat to terrorize Third-Earth.

20Season 1

S1.E20 ∙ Return to Thundera

Fri, Oct 4, 1985

Lion-O accidentally activates the time capsule, which hurls him back in time to Thundera exactly one day before its destruction. Meanwhile, the Mutants assault Cat's Lair with their most powerful and deadly weapon yet.

21Season 1

S1.E21 ∙ Dr. Dometone

Mon, Oct 7, 1985

The Thundercats help an undersea professor to protect a machine that prevents the oceans of Third Earth from literally going down the drain.

22Season 1

S1.E22 ∙ The Astral Prison

Tue, Oct 8, 1985

Jaga is captured by Nemex, an evil being from the Astral world, and Lion-O tries desperately to find a way to rescue his old mentor.

23Season 1

S1.E23 ∙ The Crystal Queen

Wed, Oct 9, 1985

Lion-O must brave an ice palace to save a sacred bird from a cruel and greedy queen's clutches.

24Season 1

S1.E24 ∙ Safari Joe

Thu, Oct 10, 1985

The Thundercats must match wits with Safari Joe:the most successful big-game hunter in the galaxy.

25Season 1

S1.E25 ∙ Snarf Takes Up the Challenge

Fri, Oct 11, 1985

When Mumm-Ra's latest evil scheme succeeds and every single Thundercat is captured, only Snarf is left to save the day.

26Season 1

S1.E26 ∙ Sixth Sense

Mon, Oct 28, 1985

An alien ship crashes on Third Earth and forms a connection with Cheetara through her sixth sense. Only she can save it when the Mutants attack.

27Season 1

S1.E27 ∙ The Thunder-Cutter

Tue, Oct 29, 1985

Mumm-Ra tricks Hachiman, a mighty samurai from a distant planet into believing the Thundercats are evil invaders. Hachiman sets out to destroy them.

28Season 1

S1.E28 ∙ The Wolfrat

Wed, Oct 30, 1985

Vultureman builds a deceptively diminutive infiltration robot and Mumm-Ra arms it with miniaturization gas which shrinks the Thundercats down to size.

29Season 1

S1.E29 ∙ Feliner: Part One

Thu, Oct 31, 1985

Vultureman summons Rataro and his battleship who kidnaps Snarf's nephew to use as bait to trap the Thundercats.

30Season 1

S1.E30 ∙ Feliner: Part Two

Fri, Nov 1, 1985

The Thundercats race to try and salvage a part they need for the Feliner before the Mutants attack. Meanwhile, Snarf considers leaving to be with his own kind.

31Season 1

S1.E31 ∙ Mandora and the Pirates

Mon, Nov 4, 1985

Mandora inspects a space freighter that turns out to be the ship of the evil pirate robot Cracker, and she needs Lion-O's help.

32Season 1

S1.E32 ∙ Return of the Driller

Tue, Nov 5, 1985

It's a race against time when Mumm-Ra orders Driller to bore a tunnel from an acid lake to the Cat's Lair.

33Season 1

S1.E33 ∙ Dimension Doom

Wed, Nov 6, 1985

Wizz-Ra, a mighty sorcerer and Mumm-Ra's ancient enemy, emerges after 7000 years of imprisonment in another dimension through a mirror in the Cat's Lair.

34Season 1

S1.E34 ∙ Queen of 8 Legs

Thu, Nov 7, 1985

Mumm-Ra uses the birth of a powerful spider-queen to his advantage by luring the Thundercats into her deadly web.

35Season 1

S1.E35 ∙ Sword in a Hole

Fri, Nov 8, 1985

An S.O.S. from deep space turns out to be a trap set by Captain Shiner, a space mercenary working for Mumm-Ra.

36Season 1

S1.E36 ∙ The Evil Harp of Charr-Nin

Mon, Nov 11, 1985

Wilykit and Wilykat find a magic harp containing a genie named Charr-Nin. Mumm-Ra later offers to free him in exchange for destroying the Thundercats.

37Season 1

S1.E37 ∙ Lion-O's Anointment First Day: The Trial of Strength

Tue, Nov 12, 1985

Lion-O is the hereditary Lord of the Thundercats. Now he has reached the age where he must prove his worthiness. He must face each of Thundercats in different trials/tests, without the Sword of Omens. First up, Panthro.

38Season 1

S1.E38 ∙ The Demolisher

Wed, Nov 13, 1985

When the Thundercats face Demolisher, a warrior who battles opponents purely for the sport of it, Lion-O teaches him the true meaning of honor.

39Season 1

S1.E39 ∙ Monkian's Bargain

Thu, Nov 14, 1985

Monkian goes to Mumm-Ra's pyramid and agrees to give anything if Mumm-Ra will make him powerful enough to defeat the Thundercats.

40Season 1

S1.E40 ∙ Tight Squeeze

Fri, Nov 15, 1985

After a disagreement, Vultureman leaves castle Plunn-darr and destroys all the mutant's technology. To even the odds, Slithe convinces Mumm-Ra to magically disable all the technology in Cat's lair.

41Season 1

S1.E41 ∙ The Micrits

Mon, Nov 18, 1985

The Micrits are tiny humanoids, their village keeps getting destroyed when the Thundercats drive their vehicles through the area. The Micrits decide to fight back, and end up taking two hostages.

42Season 1

S1.E42 ∙ Lion-O's Anointment Second Day: The Trial of Speed

Tue, Nov 19, 1985

Lion-O's trial to become the Thundercat Lord continues. Now he must race against Cheetara. But now the Mutants and Mumm-ra have found out about his trials. They'll stop at nothing to keep Lion-O from succeeding.

43Season 1

S1.E43 ∙ The Rock Giant

Wed, Nov 20, 1985

When all technology fails, Lion-O must rely on his own cunning and the forces of nature when a seemingly invincible titan is unleashed upon Third Earth.

44Season 1

S1.E44 ∙ Jackalman's Rebellion

Thu, Nov 21, 1985

The normally submissive Jackalman decides to start his own army in the hopes of conquering Third-Earth himself.

45Season 1

S1.E45 ∙ Turmagar the Tuska

Fri, Nov 22, 1985

The Thundercats are asked to help the Tuska defend them from the Technopede, an evil robot that is devastating their homeland.

46Season 1

S1.E46 ∙ Lion-O's Anointment Third Day: The Trial of Cunning

Mon, Nov 25, 1985

Lion-O must now face off against Wily Kat and Wily Kit. It's a race through a cavern, with Wily Kat and Kit, playing tricks on Lion-O. They must also contend with Mutants, and Lion-O meets a race who dwell in the caverns and who don't like people from the outside.

47Season 1

S1.E47 ∙ The Mumm-Ra Berbil

Tue, Nov 26, 1985

Mumm-Ra disguises himself as an injured Ro-Bear Berbil to infiltrate Cats Lair.

48Season 1

S1.E48 ∙ Mechanical Plague

Wed, Nov 27, 1985

The Thundercats face a desperate struggle when Mumm-Ra resurrects various powerful mechanical foes they have defeated in the past in his latest scheme to wipe them out.

49Season 1

S1.E49 ∙ Trapped

Thu, Nov 28, 1985

When a big storm hits Third-Earth, Wilykit and Wilykat are trapped in an old space capsule.

50Season 1

S1.E50 ∙ Lion-O's Anointment Fourth Day: The Trial of Mind Power

Fri, Nov 29, 1985

Lion-O's faces off against his final Thundercat, Tygra. Tygra can create illusions, he's been conserving his energies for these trials. Can Lion-O tell which danger is real, and which is not? The mutant continue their interference.

1Season 2

S2.E1 ∙ Mumm-Ra Lives!: Part I

Mon, Sep 7, 1987

Mumm-Ra is weak and faces the threat of three new Thundercats, so he sends the Mutants to release his old enemies the Lunataks from their imprisonment in order to bolster the forces of darkness.

2Season 2

S2.E2 ∙ Mumm-Ra Lives!: Part II

Tue, Sep 8, 1987

The Mutants succeed in releasing the Lunataks, who immediately begin looting Thundrillium and taking slaves from the local villages, leading to their first run-in with the Thundercats.

3Season 2

S2.E3 ∙ Mumm-Ra Lives!: Part III

Wed, Sep 9, 1987

The Thundercats build the Tower of Omens to monitor for new and dangerous enemies. Meanwhile, Ma-Mutt, disguised as a Berbil, spies on the Thundercats.

4Season 2

S2.E4 ∙ Mumm-Ra Lives!: Part IV

Thu, Sep 10, 1987

Mumm-Ra's power is restored, and Snarfer makes it to Third-Earth but crashes in the Lunataks territory, leading the Thundercats to rush to find him before they do.

5Season 2

S2.E5 ∙ Mumm-Ra Lives!: Part V

Fri, Sep 11, 1987

In searching for the Lunataks flying fortress Sky Tomb, the Thundercats discover that Mumm-Ra is alive again and more powerful than ever before, leading to an epic battle between him and Lion-O.

6Season 2

S2.E6 ∙ Catfight

Mon, Sep 14, 1987

Mumm-Ra takes the form of Jaga and creates dissent within the ranks of the Thundercats, causing them to fight each other.

7Season 2

S2.E7 ∙ Psych Out!

Tue, Sep 15, 1987

The Lunatak Alluro uses a powerful talisman on the Thundercats that takes away all their self-confidence, leaving them hopeless and confused.

8Season 2

S2.E8 ∙ The Mask of Gorgon

Wed, Sep 16, 1987

In his latest evil scheme, Mumm-Ra plans on using the legendary Mask of Gorgon, an artifact which turns all to stone, against the Thundercats.

9Season 2

S2.E9 ∙ The Mad Bubbler

Thu, Sep 17, 1987

After venturing into a remote cave on Hook Mountain in search of Thundrillium, the Lunataks and later the Thundercats fall victim to a bizarre entity with the power to expand upon the negative influences in a person's soul.

10Season 2

S2.E10 ∙ Together We Stand

Fri, Sep 18, 1987

Mumm-Ra summons the Berserkers and coats their armour in Thundrainium and sends them to assault the Thundercats at the Tower of Omens.

11Season 2

S2.E11 ∙ Ravage Island

Mon, Sep 21, 1987

Ravage Island is an island on Third-Earth with a powerful beacon on it that can control minds. Mumm-Ra seeks to use the beacon to make the Thundercats his slaves.

12Season 2

S2.E12 ∙ Time Switch

Tue, Sep 22, 1987

Thanks to an unfortunate mishap with a time capsule, Lion-O rapidly grows younger and younger. His fellow Thundercats must reverse the process before he ceases to exist.

13Season 2

S2.E13 ∙ The Sound Stones

Wed, Sep 23, 1987

Vultureman builds a powerful sonic gun with a sound stone he steals from the Lunataks territory of Darkside.

14Season 2

S2.E14 ∙ Day of the Eclipse

Thu, Sep 24, 1987

The day of the eclipse arrives and any spell Mumm-Ra casts will last until the next eclipse. He casts a spell of decay on the Cats Lair, causing it to fall apart.

15Season 2

S2.E15 ∙ Sideswipe

Fri, Sep 25, 1987

Chilla freezes Snarfer's spaceship as he heads back to the Tower of Omens. When Mandora gets involved, Chilla freezes her and becomes a fugitive from the law.

16Season 2

S2.E16 ∙ Mumm-Rana's Belt

Mon, Sep 28, 1987

Luna discovers that her grandmother's magic belt is in the possession of Mumm-Rana and heads straight for the Pyramid of Light to claim the artifact and greatly increase her own power.

17Season 2

S2.E17 ∙ Hachiman's Honor

Tue, Sep 29, 1987

Luna tricks Hachiman and steals his sword, the Thunder-Cutter, and gives it the Lunataks new samurai robot, the Automaton.

18Season 2

S2.E18 ∙ Runaways

Wed, Sep 30, 1987

Feeling neglected, Wilykat and Wilykat decide to run away to teach the rest of the Thundercats a lesson. However, thanks to Mumm-Ra, not all goes according to plan.

19Season 2

S2.E19 ∙ Hair of the Dog

Thu, Oct 1, 1987

When all of the Thundercats except Lion-O are gone, Mumm-Ra switches Snarf with Ma-Mutt, who gives Lion-O poisoned candy fruit.

20Season 2

S2.E20 ∙ Vultureman's Revenge

Fri, Oct 2, 1987

Vultureman builds a devastating device called the Thundranium projector which Wilykat and Wilykit manage to ruin. In return, he damages their space boards, putting them in major peril.

21Season 2

S2.E21 ∙ ThunderCats HO! Part 1

Mon, Sep 8, 1986

A nightmare torments Lion-O. He believes that he was saved from his erupting planet as a youngster at the sacrifice of three other Thunderians. Jaga informs the now grown Lion-O that his nightmare is false.

22Season 2

S2.E22 ∙ ThunderCats - HO! Part 2

Tue, Sep 9, 1986

Lion-O raids the Berserker's ship, but the rescue attempt fails and the captured Thunderians are taken to Fire Rock Mountain after another failed attempt on their part to break free from their captors. Weakened by the Thundrainium, the thunderians are trapped on the mountain.

23Season 2

S2.E23 ∙ ThunderCats - HO! Part 3

Wed, Sep 10, 1986

On Hook Mountain, Lion-O prepares to battle Monikan in the Fistpounder, when they are caught in an avalanche.

24Season 2

S2.E24 ∙ ThunderCats - HO! Part 4

Thu, Sep 11, 1986

The sun drains the powers of Mumm-Ra's mummy bandages and Lion-O escapes from their grasp.

25Season 2

S2.E25 ∙ ThunderCats - HO! Part 5

Fri, Sep 12, 1986

Weakened by the Thunderians pits below, Lion-O hangs from the bridge at Fire Rock Mountain. Hachiman finally realizes that Mumm-Ra tricked him into believing that Lion-O had turned evil.

1Season 3

S3.E1 ∙ Thundercubs: Part I

Mon, Sep 5, 1988

Mumm-Ra learns of the legendary Treasure of Thundera and the Sword of Plundar, which destroyed Thundera. He and Ma-Mutt travel back in space and time to search the debris of the planet for the sword.

2Season 3

S3.E2 ∙ Thundercubs: Part II

Tue, Sep 6, 1988

Exploring the newly reformed New Thundera, the Thundercats discover that Mumm-Ra is using all the Snarfs as slave labour to dig for the lost Treasure of Thundera.

3Season 3

S3.E3 ∙ Thundercubs: Part III

Wed, Sep 7, 1988

Mumm-Ra retrieves the Sword of Plundarr as the Thundercats arrive on New Thundera. While the Thundercats try to retrieve the sword and treasure, Snarf tries to find a way to free his fellow Snarfs.

4Season 3

S3.E4 ∙ Thundercubs: Part IV

Thu, Sep 8, 1988

The Mutants arrive and Mumm-Ra has them lure the Thundercats to a strange place where, except for Lion-O, they are all transformed into child versions of themselves.

5Season 3

S3.E5 ∙ Thundercubs: Part V

Fri, Sep 9, 1988

Lion-O frees the child Thundercats from Mumm-Ra's spell, and then confronts him to retrieve the fabled Book of Omens.

6Season 3

S3.E6 ∙ Totem of Dera

Mon, Sep 12, 1988

Mumm-Ra finds the Treasure of Thundera called the Totem of Dera, which has the power to heal and bring inanimate objects to life, and gives it to Vultureman that he might turn it into a device of destruction to use against the Thundercats.

7Season 3

S3.E7 ∙ Chain of Loyalty

Tue, Sep 13, 1988

Lion-O learns of the Chain of Loyalty, and Jaga instructs him to retrieve it from New Thundera. But when Mumm-Ra breaks the chain, the Thundercats turn on each other, and Lion-O must find a way to stop them from destroying themselves.

8Season 3

S3.E8 ∙ Crystal Canyon

Wed, Sep 14, 1988

The Thundercats search a canyon of crystals for one of the Treasures of Thundera known as the Keystone, an item which has the power to heal, but also corrupts and enslaves the unwary.

9Season 3

S3.E9 ∙ The Telepathy Beam

Thu, Sep 15, 1988

Vultureman uses a new weapon on Cheetara to overwhelm her sixth sense and destroy her belief in herself and block her awareness of greater dangers.

10Season 3

S3.E10 ∙ Exile Isle

Fri, Sep 16, 1988

The Thundercats capture the Lunataks and exile them to Exile Isle, an asteroid in deep space far from Third Earth. There the villains soon meet up with the Captain Cracker and hatch a plan of escape.

11Season 3

S3.E11 ∙ Key to Thundera

Mon, Sep 19, 1988

While attempting to decode the Book of Omens Lion-O inadvertently traps himself within it. Mumm-Ra later steals the book, later becoming imprisoned in it himself.

12Season 3

S3.E12 ∙ Return of the Thundercubs

Tue, Sep 20, 1988

Tygra, Panthro, and Cheetara return to New Thundera to locate more of the Treasure of Thundera, but Mumm-Ra lures them to the mystical Canyons of Youth, which transforms them into children once again.

13Season 3

S3.E13 ∙ The Formula

Wed, Sep 21, 1988

Alluro's new Superfuel formula for Sky Tomb's engines causes the local plant and animal life to grow to massive proportions. The Lunataks give it to the Mutants, who sprinkle it around Cat's Lair.

14Season 3

S3.E14 ∙ Locket of Lies

Thu, Sep 22, 1988

The Locket of Lies is a magical object created by Mumm-Ra to appear as a part of the Treasure of Thundera. When opened, the gems inside act as a compass that points the way to the remaining treasure.

15Season 3

S3.E15 ∙ Bracelet of Power

Fri, Sep 23, 1988

When the Thundercats bring back more of the Treasure of Thundera. Snarf is fascinated by a bracelet and sees that when adorned, it, makes everyone obeys him. Mumm-Ra becomes aware of this, and will stop at nothing to make it his own.

16Season 3

S3.E16 ∙ The Wild Workout

Mon, Sep 26, 1988

The Lunataks hook up exercise machines to generate Sky Tomb's engines, but their own laziness forces them to kidnap the Thundercats and force them to do the hard work.

17Season 3

S3.E17 ∙ The Thunderscope

Tue, Sep 27, 1988

Lion-O recovers a mysterious telescope from the wreckage of the original spaceship. Mumm-Ra recognises it as the Thunderscope, which allows its user to locate pieces of the Treasure of Thundera.

18Season 3

S3.E18 ∙ The Jade Dragon

Wed, Sep 28, 1988

Mumm-Ra discovers the power of one of the pieces of the Treasure of Thundera, the Jade Dragon, which possesses the power to entrap people in its stomach.

19Season 3

S3.E19 ∙ The Circus Train

Thu, Sep 29, 1988

When an inter-stellar circus train comes to town, the Thundercats seize the opportunity to rid themselves of both the Mutants, and the Lunataks.

20Season 3

S3.E20 ∙ The Last Day

Fri, Sep 30, 1988

Fed up with Mumm-Ra's failures, the Ancient Spirits of Evil give him one final day to rid Third Earth of the Thundercats.

1Season 4

S4.E1 ∙ Return to Thundera!: Part I

Mon, Sep 4, 1989

The Thundercats depart Third Earth for New Thundera, leaving Tygra and Pumyra behind to watch over the Cat's Lair and Tower of Omens. Meanwhile, the Ancient Spirits of Evil resurrect Mumm-ra, building a new pyramid on New Thundera.

2Season 4

S4.E2 ∙ Return to Thundera!: Part II

Tue, Sep 5, 1989

More and more earthquakes are occurring on New Thundera thanks to Mumm-Ra's sabotage of an arcane machine that lies at the center of the planet that holds its gravity together, watched over by the ancient Thunderian sorceress, Jagara.

3Season 4

S4.E3 ∙ Return to Thundera!: Part III

Wed, Sep 6, 1989

Mumm-Ra sends Ma-Mutt disguised as Mandora to free the Mutants from the Circus Train. The Mutants are then ordered to get rid of Tygra and Pumyra back on Third Earth.

4Season 4

S4.E4 ∙ Return to Thundera!: Part IV

Thu, Sep 7, 1989

Mumm-Ra sends Ma-Mutt, disguised as Mandora, to free the Mutants from the Circus Train. He then sends them to Third-Earth to eliminate Tygra and Pumyra.

5Season 4

S4.E5 ∙ Return to Thundera!: Part V

Fri, Sep 8, 1989

Mumm-Ra again seriously threatens to destroy the Gyroscope and thereby the newly reformed New Thundera. Jaga helps Lion-O think of a solution once and for all.

6Season 4

S4.E6 ∙ Leah

Mon, Sep 11, 1989

The Ancient Spirits of Evil bring a creature to Mumm-Ra called a Mirror Wraith, which he transforms as a doll and gives to a lost thunderian child named Leah, who keeps it and unwittingly puts the Thundercats in great danger.

7Season 4

S4.E7 ∙ Frogman

Tue, Sep 12, 1989

Wilykit and Wilykat accidentally release Frogman. Seemingly harmless at first, he is soon revealed as a ruthless villain with the fearsome power to control all water.

8Season 4

S4.E8 ∙ The Heritage

Wed, Sep 13, 1989

While exploring New Thundera, Wilykit and Wilykat stumble upon a mysterious orb of gold and pick it up, believing it to be one of the Treasures of Thundera. However, it soon transpires that that is not the case.

9Season 4

S4.E9 ∙ Screwloose

Thu, Sep 14, 1989

Jagara cannot work the new Gyroscope alone, so the Thundercats send for someone to aid her. Screwloose, a robot who specializes in the technology, comes to Third Earth. But, Mumm-Ra tampers with his programming, making him destructive.

10Season 4

S4.E10 ∙ Malcar

Fri, Sep 15, 1989

Mumm-Ra resurrects the ancient alchemist Malcar, but he returns old and weak. Mumm-Ra then sends him to the Canyons of Youth, which will restore his youth and power so that he may effectively defeat the Thundercats.

11Season 4

S4.E11 ∙ Helpless Laughter

Mon, Sep 18, 1989

Panthro, Snarf, and later even Mumm-Ra fall prey to the waters of the Swamp of the Laughing Lillypads-which unless cured, will cause them to laugh until they die.

12Season 4

S4.E12 ∙ Cracker's Revenge

Tue, Sep 19, 1989

The twisted robo-pirate Captain Cracker frees the Lunataks from the Circus Train and they all plot to assault Third Earth, since most of the Thundercats are on New Thundera.

13Season 4

S4.E13 ∙ The Mossland Monster

Wed, Sep 20, 1989

While on a solo trip to New Thndera, Tygra crash lands in an unexplored region of the planet's moss-land. There he is captured by a mysterious and mighty gigantic swamp beast.

14Season 4

S4.E14 ∙ Ma-Mutt's Confusion

Thu, Sep 21, 1989

Mumm-Ra has a powerful device called the Babylonian Babarian Boiler, that he plans to use against the Thundercats. However, the bumbling Ma-Mutt accidentally destroys the machine, causing an enraged Mumm-Ra to banish him from the pyramid.

15Season 4

S4.E15 ∙ Shadowmaster

Fri, Sep 22, 1989

The Ancient Spirits of Evil unleash the Shadowmaster, a dark sorcerer who may be even more powerful than Mumm-Ra. Fearing the Sprits will favour the Shadowmaster over him, Mumm-Ra hatches a secret plot to aid his enemies the Thundercats.

16Season 4

S4.E16 ∙ Swan Song

Mon, Sep 25, 1989

An ecology inspector comes to New Thundera to inspect the new Cat's Lair. His ship uses the Space Way Airborn Navigation system to direct him to planets throughout the universe. Upon arriving he is ambushed by Two-Time, who steals the ship.

17Season 4

S4.E17 ∙ Touch of Amortus

Tue, Sep 26, 1989

Mumm-Ra reluctantly summons up the treacherous tentacled demon Amortus, who has the formidable ability to turn all living things into stone.

18Season 4

S4.E18 ∙ The Zaxx Factor

Wed, Sep 27, 1989

Vultureman escapes the Circus Train by hijacking a bookmobile. He discovers information about a powerful enemy of Mumm-Ra, Zaxx. Using this knowledge, Vultureman plots to overthrow Mumm-Ra and rule the universe.

19Season 4

S4.E19 ∙ Well of Doubt

Thu, Sep 28, 1989

Lion-O unwittingly drinks tainted water from the devastating Well of Doubt, which causes him to lose all his courage and self belief.

20Season 4

S4.E20 ∙ The Book of Omens

Fri, Sep 29, 1989

The key to the Book of Omens is finally solved and it is unlocked. All of the team must pass different tests to save the planet, and Lion-O faces many trials within the book to prove himself once and for all as Lord of the Thundercats.