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An Echo of Eternity
s03e10 · 2026-03-16
Running · US
Primal
Adult Swim Animation
What it is
Primal is about the unlikely friendship between a dinosaur on the brink his species' extinction, and a caveman at the dawn of his species' evolution, who become each other's only hope for survival in a primitive landscape.
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Episode guide
10 this season · 30 totals03e01 Vengeance of Death 2026-01-12 04:30
Vengeance of Death
Spear's lifeless body is reanimated to enact brutal vengeance.
s03e02 Kingdom of Sorrow 2026-01-19 04:30
Kingdom of Sorrow
A zombified Spear wanders aimlessly with no purpose until a distant sound awakens something deep inside and calls to him like a beacon from the past.
s03e03 Feast of Flesh 2026-01-26 04:30
Feast of Flesh
Spear is drawn to follow a very familiar creature, which leads him to make a horrific discovery.
s03e04 Prey for the Wicked 2026-02-02 04:30
Prey for the Wicked
A pack of hideous creatures attack a village, forcing the villagers to flee.
s03e05 The Dead Cast No Shadow 2026-02-09 04:30
The Dead Cast No Shadow
The ramifications of Spear's return from the dead reverberate through the world he once knew.
s03e06 Cavern of Horrors 2026-02-16 04:30
Cavern of Horrors
A rescue party makes a terrifying discovery while attempting to save villagers from a pack of hideous hyena-like creatures.
s03e07 Heart of the Undead 2026-02-23 04:30
Heart of the Undead
Spear's world shatters when he's shunned by everyone and finally realizes what he has become.
s03e08 The River of Life 2026-03-02 04:30
The River of Life
Spear finds a new path after encountering a primordial tribe that time forgot.
s03e09 The Hollow Crown 2026-03-09 03:30
The Hollow Crown
Spear starts to question his new life with the Black River people.
s03e10 An Echo of Eternity 2026-03-16 03:30
An Echo of Eternity
Spear is caught in an epic battle to appease the bloodlust of the Black River People.