The BEST episodes written by Leonard Starr

The Renegade Hero
star
8.43
7 votes

#1 - The Renegade Hero

SilverHawks - Season 1 - Episode 25

The Mob takes over Bedlama, kidnapping Governor Xandor and replacing him with Mo-Lec-U-Lar and arming it with tanks and missiles enough to defeat the Silverhawks and conquer the galaxy of Limbo. Can the SilverHawks save Xandor and free Bedlama from the Mob's tyranny?

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Exodus
star
7.82
564 votes

#2 - Exodus

ThunderCats - Season 1 - Episode 1

With their home planet, Thundera, about to explode, the Thunderians flee to a distant galaxy. Before they can make the long journey the Mutants sweep in and destroy most of the fleet in an attempt to capture the Eye of Thundera. Due to the attack, the Thundercats find themselves on a distant planet. A grown-up Lion-O must save his Thundercats from the Mutants on Third Earth.

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The Unholy Alliance
star
7.66
334 votes

#3 - The Unholy Alliance

ThunderCats - Season 1 - Episode 2

The Mutants, who have also reached Third Earth, encounter an old pyramid. It turns out to be the home of Mumm-Ra the Ever-Living, and they join forces to capture the Sword of Omens. Both the Mutants and Mumm-Ra attempt to attack Lion-O to possess the Sword, but miserably fail.

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Lion-O's Anointment Final Day: The Trial of Evil
star
7.64
80 votes

#4 - Lion-O's Anointment Final Day: The Trial of Evil

ThunderCats - Season 1 - Episode 61

Finally, to prove that Lion-O is worthy to be the Lord of the Thundercats, he must defeat his worst enemy. Mumm-Ra. He manages to find a way into Mumm-Ra's tomb, and defeats him by throwing his coffin into the evil cauldrum. This is the first time that Lion-O really defeats Mumm-Ra.

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The Slaves of Castle Plun-Darr
star
7.32
161 votes

#5 - The Slaves of Castle Plun-Darr

ThunderCats - Season 1 - Episode 4

The homeless Mutants also make plans to build their home. They enslave a primitive race of beings called Brute-Men to do their work for them. The Thundercats go to Castle Plunn-Darr to free the Brute-Men from the Mutants.

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Berbils
star
7.27
197 votes

#6 - Berbils

ThunderCats - Season 1 - Episode 3

The Ro-Bear Berbils are a friendly group of robot bears that live on Third Earth. Lion-O and Snarf don't know this, and end up getting caught in a Ro-Bear trap. The Berbils free them however, and they form an alliance. Mumm-ra attacks the Berbil village, but the Thundercats save it. In return, the Ro-Bears help the Thundercats to build Cats' Lair, a new base for the Thundercats.

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Mumm-Ra Lives! (1)
star
7.09
68 votes

#7 - Mumm-Ra Lives! (1)

ThunderCats - Season 2 - Episode 1

The Thundercats think that they have destroyed Mumm-Ra for good. Little do they know that he survived. He returns to his tomb with the help of Ma-Mutt, and is to weak to do anything. So he transforms Ma-Mutt into an image of himself, and sends this image to order the mutants to release the Luna-tacks.

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The Ghost Warrior
star
7.05
105 votes

#8 - The Ghost Warrior

ThunderCats - Season 1 - Episode 11

Two Bolkins (sheep-like beings from Third Earth) unleash the ghost of Grune the Destroyer, a renegade Thundercat who once terrorised Third Earth and now turns his attention to the Thundercats.

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Lion-O's Anointment Third Day: The Trial of Cunning
star
7.00
54 votes

#9 - Lion-O's Anointment Third Day: The Trial of Cunning

ThunderCats - Season 1 - Episode 46

Wily Kit and Kat stand in Lion-O's way on the third day of his trials. Lion-O must beat them through the maze of infinity. Attempting to stop Lion-O and slow him down, the kids set traps in the maze. He manages however to avoid their traps. In order to beat them through the maze, Lion-O plays their own tricks on them, and tricks them into losing the race through the maze.

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Lion-O's Anointment Fourth Day: The Trial of Mind Power
star
7.00
53 votes

#10 - Lion-O's Anointment Fourth Day: The Trial of Mind Power

ThunderCats - Season 1 - Episode 50

The scene changes to Hook Mountain, where Lion-O must beat Tygra at a test of mind power. The Tiger Clan on Thundera were given special mind powers that enable them to produce illusions to their enemies. Lion-O must be able to distinctly separate the real from the unreal. Lion-O is clever enough to see past Tygra's illusions, and is able to earn his Thundercat insignia during day four of his trials.

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The Spaceship Beneath the Sands
star
6.96
90 votes

#11 - The Spaceship Beneath the Sands

ThunderCats - Season 1 - Episode 14

Tired of constantly being bested by the Thundercats, the Mutants have Mumm-Ra raise their spaceship and salvage their vehicles.

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Mumm-Ra Lives! (3)
star
6.94
54 votes

#12 - Mumm-Ra Lives! (3)

ThunderCats - Season 2 - Episode 3

The Luna-tacks build their fortress with the help of the brute men. They call it Sky-Tomb, and not only is it powerful, but it can travel through the air. It is a mobile fortress. The Thundercats ask the Berbils to help them build a new structure called the Tower of Omens, that would help them easily locate the position of Sky Tomb, and stop the Luna-tacks as fast as possible.

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Mumm-Ra Lives! (5)
star
6.91
57 votes

#13 - Mumm-Ra Lives! (5)

ThunderCats - Season 2 - Episode 5

Lion-O, Panthro, Tygra, and Pumyra set out to Darkside to free the slaves the Luna-tacks have imprisoned. In doing so, they get captured. Cheetara and Lynxo set out to Sky Tomb to save them. The Thundercats see Mumm-Ra for the first after his ""death"" time at Sky Tomb, and discover that he cannot be harmed by his own reflection anymore. The ancient spirits of evil have made him more powerful when they revived him. They Thundercats manage to escape, and leave the Luna-tacks fighting amongst themselves.

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The Tower of Traps
star
6.90
115 votes

#14 - The Tower of Traps

ThunderCats - Season 1 - Episode 8

Wilykit and Wilykat try to stop a band of living gargoyles from robbing a Wollo but fail to do so and trail the gargoyles to a nearby Tower. Wilykat is trying force the door open when he suddenly disappears, leaving Wilykit - who was looking for another way in - close to panic. She and Lion-O (alerted by the Sword of Omens) must now brave the Tower's potentially lethal traps in order to rescue Wilykat.

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Lion-O's Anointment First Day: The Trial of Strength
star
6.90
58 votes

#15 - Lion-O's Anointment First Day: The Trial of Strength

ThunderCats - Season 1 - Episode 37

On Lion-O's 20th birthday, he must pass a set of trials to become the true Lord of the ThunderCats. Even though he is the hereditary Lord of the ThunderCats, he must prove himself to be worthy of that title. His first test is to beat Panthro in a duel to test his strength.

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Mumm-Ra Lives! (2)
star
6.84
58 votes

#16 - Mumm-Ra Lives! (2)

ThunderCats - Season 2 - Episode 2

The Luna-tacks have been freed by the mutants. Mumm-Ra joins forces with them to destroy the Thundercats, and after doing so, they would rule third earth together. The Luna-tacks meet the Thundercats in battle, and prove to be much stronger than them. In fact, Tugg-Mugg, one of the Luna-tacks manages to break the sword of omens in half. Bengali however manages to reforge it since he is a Thundarian Blacksmith.

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Mumm-Ra Lives! (4)
star
6.78
50 votes

#17 - Mumm-Ra Lives! (4)

ThunderCats - Season 2 - Episode 4

Young Snarfer, Snarfs nephew, arives on third earth. His ship has gone off course though and landed in territory of the Luna-tacks. The Luna-tacks manage to capture Snarfer, and the Thundercats must venture into Darkside to save young Snarfer so he can work the Tower of Omens.

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Lion-O's Anointment Second Day: The Trial of Speed
star
6.78
54 votes

#18 - Lion-O's Anointment Second Day: The Trial of Speed

ThunderCats - Season 1 - Episode 42

On the second day of his trials, Lion-O must race Cheetara through the dangerous lands of Third Earth. Although Cheetara is by far the fastest among the Thundercats, her speed can only last for a short time period. Lion-O takes a shorter but more dangerous route to make up for Cheetara's advantage.

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The Crystal Queen
star
6.69
61 votes

#19 - The Crystal Queen

ThunderCats - Season 1 - Episode 23

The Thundercats think that Snarf is getting too old, and that he is not up to doing as much as he does. To prove them wrong, Snarf saves the Thundercats from another mess. The evil Crystal Queen, Tartara, captures the Arrietta bird, whose songs enchant the Berbils' harvests. Lion-O, upset with her selfishness, goes off to save the bird, but gets caught and put under an evil spell. Snarf, managing to slip through the crystal queens defenses, saves Lion-O and frees the Arrietta bird.

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