Season
Season 4 Episode
- Season 1 Exodus
- Season 1 The Unholy Alliance
- Season 1 Berbils
- Season 1 The Slaves of Castle Plun-Darr
- Season 1 Pumm-Ra
- Season 1 The Terror of Hammerhand
- Season 1 Trouble with Time
- Season 1 The Tower of Traps
- Season 1 The Garden of Delights
- Season 1 Mandora: the Evil Chaser
- Season 1 The Ghost Warrior
- Season 1 The Doomgaze
- Season 1 Lord of the Snows
- Season 1 The Spaceship Beneath the Sands
- Season 1 The Time Capsule
- Season 1 The Fireballs of Plun-Darr
- Season 1 All That Glitters
- Season 1 Spitting Image
- Season 1 Mongor
- Season 1 Return to Thundera
- Season 1 Dr. Dometone
- Season 1 The Astral Prison
- Season 1 The Crystal Queen
- Season 1 Safari Joe
- Season 1 Snarf Takes Up the Challenge
- Season 1 Sixth Sense
- Season 1 The Thunder-Cutter
- Season 1 The Wolfrat
- Season 1 Feliner (1)
- Season 1 Feliner (2)
- Season 1 Mandora and the Pirates
- Season 1 Return of the Driller
- Season 1 Dimension Doom
- Season 1 Queen of 8 Legs
- Season 1 Sword in a Hole
- Season 1 The Evil Harp of Charr-Nin
- Season 1 Lion-O's Anointment First Day: Trial of Strength
- Season 1 The Demolisher
- Season 1 Monkian's Bargain
- Season 1 Tight Squeeze
- Season 1 The Micrits
- Season 1 Lion-O's Anointment Second Day: The Trial of Speed
- Season 1 The Rock Giant
- Season 1 Jackalman's Rebellion
- Season 1 Turmagar the Tuska
- Season 1 Lion-O's Anointment Third Day: Trial of Cunning
- Season 1 The Mumm-Ra Berbil
- Season 1 Mechanical Plague
- Season 1 Trapped
- Season 1 Lion-O's Anointment Fourth Day: The Trial of Mind Power
- Season 1 Excalibur
- Season 1 Secret of the Ice King
- Season 1 Good and Ugly
- Season 1 The Transfer
- Season 1 Divide and Conquer
- Season 1 Dream Master
- Season 1 Out of Sight
- Season 1 The Mountain
- Season 1 The Superpower Potion
- Season 1 Eye of the Beholder
- Season 1 Lion-O's Anointment Final Day: The Trial of Evil
- Season 1 The Trouble with ThunderKittens
- Season 1 Mumm-Rana
- Season 1 The Shifter
- Season 1 Fond Memories
ThunderCats - Season 1 Episode 3 Berbils
8.25 22 minutes 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.
