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That Time I Got Reincarnated as a Slime: Season 4

Poster for That Time I Got Reincarnated as a Slime Season 4

24 episodes · first aired Apr 3, 2026

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!

Back to That Time I Got Reincarnated as a Slime: cast and where to watch

  1. 1 New Days Apr 3, 2026 · 24m Tempest is thriving after the success of its festival, but unexpected trouble has arisen with the new dungeon.
  2. 2 The Dungeon Evolves Apr 10, 2026 · 24m Rimuru and his trusted companions discuss ideas for improving the dungeon.
  3. 3 The Avatar Team Is Formed Apr 17, 2026 · 24m Rimuru, Ramiris, Veldora, and Milim work on perfecting their avatars before facing Team Green Fury.
  4. 4 Invitation Apr 24, 2026 · 24m The Council of the West deliberates on whether to grant membership to Tempest.
  5. 5 The First Step May 8, 2026 · 24m Rimuru attends the meeting that will determine Tempest's membership in the Council of the West.
  6. 6 The Council of the West May 15, 2026 · 24m A list of unreasonable demands from the Council makes Rimuru realize that a deeper plot is in motion.
  7. 7 The Mastermind's Identity May 22, 2026 · 24m An interrogation of Prince Elric's would-be shooter reveals who's pulling the strings behind the Council.
  8. 8 The Groundwork of Greed May 29, 2026 · 24m Glenda reveals all she knows about the Council and the Rozzos, and Rimuru prepares to inspect ancient ruins.
  9. 9 Investigating the Ruins Jun 5, 2026 · 24m The investigation of the ancient ruins of Amrita begins.
  10. 10 The Master of Greed Jun 12, 2026 · 24m Rimuru and Mirabel come face-to-face at last in the ancient ruins.
  11. 11 Milim's Friend Jun 19, 2026 · 24m Rimuru helps Milim confront the Chaos Dragon, a corrupted form of the baby dragon that was once her friend.
  12. 12 Tempest Evolves Jun 26, 2026 · 24m Rimuru shares his plans for Tempest's future, including a new system of government and Council representation.
  13. 13 New Companions Jul 3, 2026 · 24m Ramiris and Veldora are feeling overworked, so they ask Rimuru to find assistants for them.
  14. 14 The Black Numbers Jul 10, 2026 · 24m Diablo returns with new demon subordinates to add to Tempest's ranks.
  15. 15 An Unsettling Feeling Jul 17, 2026 · 24m As Tempest continues to grow and evolve, the Moderate Harlequin Alliance approaches Demon Lord Leon.
  16. 16 Gran, the Hero of Dawn Jul 24, 2026 · 24m Luminus meets with Rimuru to discuss Gran and future plans.
  17. 17 Lubelius, the Point of Convergence Aug 7, 2026 · 24m While Leon seeks Elmesia's help in finding Chloe, Granville's forces invade Lubelius.
  18. 18 Turbulence in the West Aug 14, 2026 · 24m An army of demons advances from the north, leaving the Western Nations in turmoil.
  19. 19 Death and Loss Aug 21, 2026 · 24m Granville's true plan is revealed, but it may already be too late to stop it.
  20. 20 Chronoa the Hero (1) Aug 28, 2026 · 24m When Chloe's Time Traveler skill kicks in, Hinata's soul is sent to the past along with her.
  21. 21 Chronoa the Hero (2) Sep 4, 2026 · 24m Chloe and Hinata meet Luminus and begin their journey as Chronoa.
  22. 22 Where the Soul Resides Sep 11, 2026 · 24m Chronoa is freed from her seal—not as a Hero, but as an avatar of destruction.
  23. 23 Granville's Hope Sep 18, 2026 · 24m Shion and Ranga continue to battle Razul while Rimuru struggles to save Chloe and Hinata.
  24. 24 The Hero Awakens Sep 25, 2026 · 24m Rimuru has Raphael interfere in Chronoa's Unlimited Imprisonment skill to save Hinata and Chloe.