Lion-O struggles with his destiny to become the next King of Thundera, as chosen by the Sword of Omens. Meanwhile, festivities are held to celebrate General Grune's return to the Cat Kingdom.
Season 1 Episode 1 of Thundercats resulted in a 0.00 rating in the 18-49 demographic.
s01e01 - The Sword of Omens
s01e02 - Ancient Spirits of Evil
s01e03 - Ramlak Rising
s01e04 - Song of the Petalars
s01e05 - Old Friends
s01e06 - Journey to the Cat's Lair
s01e07 - Legacy
s01e08 - The Duelist and the Drifter
s01e09 - Berbils
s01e10 - Sight Beyond Sight
s01e11 - The Forest of Magi Oar
s01e12 - Into the Astral Plane
s01e13 - Between Brothers
s01e14 - New Alliances
s01e15 - The Trials of Lion-O Pt. 1
s01e16 - The Trials of Lion-O Pt. 2
s01e17 - Native Son
s01e18 - Survival of the Fittest
s01e19 - The Pit
s01e20 - Curse of Ratilla
s01e21 - Birth of the Blades
s01e22 - The Forever Bag
s01e23 - Recipe for Disaster
s01e24 - The Soul Sever
s01e25 - What Lies Above, Part 1
s01e26 - What Lies Above, Part 2
After Thundera is attacked by the lizard people, Lion-O leads the ThunderCats on a quest for the Book of Omens, the one artifact that could guide them to victory. But he'll have to face villains like the ancient evil sorceror Mumm-Ra and the dangerous lizard general Slythe. Luckily, he has the Sword of Omens and its amazing powers at his disposal.
The series is a reboot of the 1985 television series of the adventures of a group of cat-like humanoid aliens living on a refugee planet that they call Third Earth, and Lion-O's ascension to the Thunderian throne.