Seasons & episodes
S4 · E10The Salvation of the Sun 2021-03-17 · 24 min
As Meliodas absorbs every last one of the Ten Commandments, Merlin attempts a forbidden spell to stop the birth of a new Demon King.
S4 · E11The One Who Stands Against a God 2021-03-24 · 24 min
Merlin's spell thwarts Meliodas' transformation. The Holy War seems to be over, but Elizabeth senses something is still terribly wrong.
S4 · E12We'll All Be Your Strength 2021-03-31 · 24 min
Escaping purgatory, Ban faces the Demon King, who now possesses Meliodas’ body. Elizabeth and the others make their way into the spirit world.
S4 · E13The End of a Long Journey 2021-04-07 · 24 min
Peace returns to the Kingdom of Liones. Although Elizabeth is still under a curse, Meliodas assures her there is a way to break it.
S4 · E14Farewell, Seven Deadly Sins 2021-04-14 · 24 min
Now that Meliodas is the Demon King, he cannot remain on earth. Though his friends acknowledge his fate, they are unable to accept it.
S4 · E15Fated Brothers 2021-04-21 · 24 min
Merlin rescues Elizabeth, who barely evades a falling boulder on her way to the Demon Realm with Meliodas. The Sins realise the Demon King is alive.
S4 · E16The Final Battle 2021-04-28 · 24 min
Elizabeth and Meliodas face the Demon King, who now possesses the body of Zeldris. Meanwhile, the Sins clash with a beast summoned by the Demon King.
S4 · E17The Voice Calling Your Name 2021-05-05 · 24 min
With Escanor's aid, Meliodas and Gowther reach the spirit world, where they aim to split the Demon King and Zeldris back into their own bodies.
S4 · E18The King Sings Alone 2021-05-12 · 24 min
Diane destroys the source of the Demon King's magic. Meanwhile, Escanor continues fighting the Demon King at full power, exceeding his limits.
S4 · E19The Struggle 2021-05-19 · 24 min
Escanor converts all of his life energy into magic to defeat the Demon King. Meliodas pleads with his comrade to stop, but Escanor refuses to listen.
S4 · E20Mortal Enemies 2021-05-26 · 24 min
Zeldris and the Sins corner the Demon King in both realms, but the King separates from his son's body and possesses Britannia itself as his new vessel.
S4 · E21What the Witch Had Always Wanted 2021-06-02 · 24 min
The long-fought Holy War comes to a dramatic end. Peace returns to the Kingdom of Britannia once again, but a new threat looms on the horizon.
S4 · E22A Taste of Chaos 2021-06-09 · 24 min
The Sins are shocked by Merlin's longtime deception. Meanwhile, Merlin declares that Arthur has been recognized as the King of Chaos.
S4 · E23An Everlasting Kingdom 2021-06-16 · 24 min
A vicious beast in his true form, Cath attacks the reawakened Arthur. Now separated from the Sins, Merlin attempts to take on the monster herself.
S4 · E24Heirs 2021-06-23 · 24 min
Arthur's battle with Cath comes to an epic conclusion. The Seven Deadly Sins go their separate ways as peace returns to the world once again.