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Season 4

24 Episodes2026

Demon Lord Rimuru's dream of creating an alliance between humans and monsters takes a step closer to being realized. As Tempest continues to prosper, Granville Rozzo and his granddaughter, Maribel Rozzo, clash with Demon Lord Rimuru over their plan to protect mankind by ruling over them. Meanwhile, in El Dorado, Demon Lord Leon works toward goals of his own. The awakening of a new Hero draws near!

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Episodes (24)

Ep 1

New Days

★9.0

2026-04-03•24m

Tempest is thriving after the success of its festival, but unexpected trouble has arisen with the new dungeon.

Ep 2

The Dungeon Evolves

★9.0

2026-04-10•24m

Rimuru and his trusted companions discuss ideas for improving the dungeon.

Ep 3

The Avatar Team Is Formed

★7.0

2026-04-17•24m

Rimuru, Ramiris, Veldora, and Milim work on perfecting their avatars before facing Team Green Fury.

Ep 4

Invitation

★7.0

2026-04-24•24m

The Council of the West deliberates on whether to grant membership to Tempest.

Ep 5

The First Step

2026-05-08•24m

Rimuru attends the meeting that will determine Tempest's membership in the Council of the West.

Ep 6

The Council of the West

2026-05-15•24m

A list of unreasonable demands from the Council makes Rimuru realize that a deeper plot is in motion.

Ep 7

The Mastermind's Identity

2026-05-22•24m

An interrogation of Prince Elric's would-be shooter reveals who's pulling the strings behind the Council.

Ep 8

The Groundwork of Greed

2026-05-29•24m

Glenda reveals all she knows about the Council and the Rozzos, and Rimuru prepares to inspect ancient ruins.

Ep 9

Investigating the Ruins

2026-06-05•24m

The investigation of the ancient ruins of Amrita begins.

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Ep 10