Season 01
Season 02
Season 03
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
All Episodes - S01
EPS02
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EPS03
After escaping their destroyed city, the team encounters the Fishmen. The ThunderCats' quest is to find the Book of Omens ... but Lion-O is more interested in revenge.
EPS04
While hiding from the unstoppable lizard army, Lion-O encounters a race of creatures who live out their entire lifetime in 24 hours, and learns a valuable lesson about hope.
EPS05
Panthro finally joins the team, but his gruff demeanor intimidates Lion-O. Despite his best efforts, Panthro can't dissuade the Cats from following him on a mission to get Thundrillium to fuel the Thundertank.
EPS07
Lion-O ventures into the Book of Omens where he becomes the incarnation of his renowned ancestor, the valiant Leo, who led the rebellion against Mumm-Ra in a previous millennium.
EPS08
While traveling, Lion-O's cockiness loses him the Sword of Omens to the Duelist, a villainous sword-collector. With the help of the listless Drifter, Lion-O must get it back.
EPS10
The Cats track the first stone's location to the mystical Elephant Village, but the forgetful Elephants can't remember where it is.Lion-O must learn to use Sight Beyond Sight.
EPS11
Sent by the Elephants to the Forest of Magi Oar, Lion-O must learn to master Sight Beyond Sight before returning to the Elephant Village. The Cats encounter a group of paper warriors with a dark secret.
EPS12
The Cats are ready to retrieve the stone from the Astral Plane in the Elephant Village, but find it overtaken by Grunea and Mumm-Ra's forces. Plus, Tygra and Cheetara's early relationship to one another is revealed.
EPS13
Tygra and Lion-O enter the Astral Plane to retrieve the stone, but encounter Mumm-Ra in the process. Grune and Panthro have their final duel. Cheetara finally chooses her beau.
EPS15
During an ambush, Lion-O falls to his death, but he is given a second chance at life - if he can pass a series of trials that pit him against each of his teammates.
EPS20
The ThunderCats must infiltrate the mines of Mount Plundarr where Ratar-O is holding Cats as slaves. They learn the legend of the Sword of Plundarr, which they must retrieve.
EPS21
As Lion-O and Pumyra try to evade Mumm-Ra and his forces in the mines of Mount Plundarr in an effort to keep the Sword of Plundarr out his hands, we flash back in time and discover its origin ... and its relationship with the Sword of Omens. Written by Anonymous
EPS23
When Mumm-Ra unleashes the deadly Sycorax, the ThunderCats turn to an unlikely savior -- a snake oil salesman named Ponzi whose potion is the only thing that repels the beast.
EPS24
While trying to uncover the location of the next stone, the ThunderCats cross paths with a mad man, Soul Sever, who is trying to insert the souls of his long-lost family into machines.
EPS25
The ThunderCats' search for the Tech Stone leads them high above Thundera to the floating bird city of Avista, where the stone is the power source for their city.
EPS26
In the season finale, Mumm-Ra's forces find the ThunderCats and the Tech Stone in Avista City. An incredible battle ensues for the stone as Lion-O finds himself betrayed by a trusted ally.
EPS27
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS28
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS29
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS30
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS31
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS32
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS33
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS34
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS35
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS36
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS37
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS38
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS39
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS40
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS41
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS42
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS43
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS44
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS45
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS46
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS47
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS48
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS49
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS50
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS51
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS52
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS53
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS54
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS55
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS56
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS57
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS58
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS59
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS60
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS61
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS62
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS63
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS64
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.
EPS65
After his home kingdom is destroyed by the ancient devil priest Mumm-Ra, the young Thundercat Lord Lion-O leads a team of survivors as they fight evil on Third Earth.