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ThunderCats Season 1 Episodes

Season 1 Episode Guide

Season 1

26 Episodes 2011 - 2012

Episode 1

Omens

Fri, Jul 29, 2011 30 mins

Part 1 of 2. Brave Prince Lion-O is chosen to be the next king.

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Episode 2

Omens

Fri, Jul 29, 2011 30 mins

Conclusion. A betrayal leaves Cat Kingdom open to an attack by the evil Mumm-Ra.

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Episode 3

Ramlak Rising

Fri, Aug 5, 2011 30 mins

The gang are trapped by pirates while crossing the Sea of Sand.

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ThunderCats, Season 1 Episode 3 image

Episode 4

Song of the Petalars

Fri, Aug 12, 2011 30 mins

Lizard assassins hunt the team.

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ThunderCats, Season 1 Episode 4 image

Episode 5

Old Friends

Fri, Aug 19, 2011 30 mins

The team search for Thundrilium and learn more about Panthro and Grune's past.

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ThunderCats, Season 1 Episode 5 image

Episode 6

Journey to the Tower of Omens

Fri, Aug 26, 2011 30 mins

The Cats look for the Book of Omens and navigate a dangerous labyrinth.

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ThunderCats, Season 1 Episode 6 image

Episode 7

Legacy

Fri, Sep 2, 2011 30 mins

Lion-O is transported into the Book of Omens.

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ThunderCats, Season 1 Episode 7 image

Episode 8

The Duelist and the Drifter

Fri, Sep 9, 2011 30 mins

A duelist collects swords and sets his sights on the Sword of Omens.

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ThunderCats, Season 1 Episode 8 image

Episode 9

Berbils

Fri, Oct 28, 2011 30 mins

A group of robot bears need help from the ThunderCats.

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Episode 10

Sight Beyond Sight

Fri, Nov 4, 2011 30 mins

Lion-O tries to reveal more about the Sword of Omens.

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Episode 11

The Forest of Magi Oar

Fri, Nov 11, 2011 30 mins

The gang come across a school in an enchanted forest.

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ThunderCats, Season 1 Episode 11 image

Episode 12

Into the Astral Plane

Fri, Nov 18, 2011 30 mins

Tygra's jealousy boils over, leading to a clash with Lion-O.

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ThunderCats, Season 1 Episode 12 image

Episode 13

Between Brothers

Fri, Nov 25, 2011 30 mins

Lion-O and Tygra take on Mumm-Ra in a battle for the Spirit Stone in the Season 1 finale.

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ThunderCats, Season 1 Episode 13 image

Episode 14

New Alliances

Sat, Mar 24, 2012 30 mins

The 'Cats battle Mumm-Ra's lizard army; Panthro receives a new set of robotic arms.

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ThunderCats, Season 1 Episode 14 image

Episode 15

The Trials of Lion-O Pt. 1

Sat, Mar 31, 2012 30 mins

Part 1 of 2. A fatal fall takes Lion-O to the Astral Plane, where he learns he'll have to fight for a second chance at life by facing off against his teammates.

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ThunderCats, Season 1 Episode 15 image

Episode 16

The Trials of Lion-O Pt. 2

Sat, Apr 7, 2012 30 mins

Conclusion. Lion-O launches a rescue mission to save the team from Mumm-Ra's pyramid.

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ThunderCats, Season 1 Episode 16 image

Episode 17

Native Son

Sat, Apr 14, 2012 30 mins

Lion-O and Tygra find the home of the lost Tiger clan.

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Episode 18

Survival of the Fittest

Sat, Apr 21, 2012 30 mins

WilyKit and WilyKat are hunted during their search for food.

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ThunderCats, Season 1 Episode 18 image

Episode 19

The Pit

Sat, Apr 28, 2012 30 mins

A refugee cat is forced to fight in gladiator-style battles in a city of dogs.

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ThunderCats, Season 1 Episode 19 image

Episode 20

Curse of Ratilla

Sat, May 5, 2012 30 mins

The team discover a mine filled with cats who are searching for the Sword of Plundarr on the orders of Ratar-O.

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ThunderCats, Season 1 Episode 20 image

Episode 21

Birth of the Blades

Sat, May 12, 2012 30 mins

Mumm-Ra goes after the sword of Plun-Darr.

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ThunderCats, Season 1 Episode 21 image

Episode 22

The Forever Bag

Sat, May 19, 2012 30 mins

A thief in Dog City is trailed by WilyKit, WilyKat and Snarf.

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Episode 23

Recipe for Disaster

Sat, May 26, 2012 30 mins

The team try to collect a magical elixir capable of thwarting Mumm-Ra.

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ThunderCats, Season 1 Episode 23 image

Episode 24

The Soul Sever

Sat, Jun 2, 2012 30 mins

A mad scientist tries to move the cats' souls into robotic bodies.

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ThunderCats, Season 1 Episode 24 image

Episode 25

What Lies Above, Part 1

Sat, Jun 9, 2012 30 mins

Part 1 of 2. The team visit a sky city ruled by birds.

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ThunderCats, Season 1 Episode 25 image

Episode 26

What Lies Above, Part 2

Sat, Jun 16, 2012 30 mins

Conclusion. The team try to keep Mumm-Ra away from the Tech Stone.

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ThunderCats, Season 1 Episode 26 image