That Time I Got Reincarnated as a Slime

1. S01E01The Storm Dragon, VeldoraOctober 1, 2018 8.1Mikami Satoru, a businessman, is stabbed by a criminal on the street and killed. When he regains consciousness in the darkness, he finds tha
2. S01E02Meeting the GoblinsOctober 8, 2018 7.9The slime Mikami and the Storm Dragon Veldora decide to give each other names. Veldora gives the slime Mikami the name "Rimuru," and Rimuru
3. S01E03Battle at the Goblin VillageOctober 15, 2018 8.0After leaving the cave, Rimuru encounters a village of Goblins under attack by a clan of Direwolves. Caught in the heat of the moment, Rimur
4. S01E04In the Kingdom of the DwarvesOctober 22, 2018 7.7Rimuru and his companions visit the Dwarven Kingdom, the Armed Nation of Dwargon, in search of some artisans to help the Goblins learn to su
5. S01E05Hero King, Gazel DwargoOctober 29, 2018 8.0Thanks to Rimuru's skill, Kaijin was able to finish all the longswords and deliver them to the king, so the two of them celebrate by heading
6. S01E06ShizuNovember 5, 2018 7.9One day, in the midst of the improvements on the Goblin Village with the help of Kaijin and the dwarves, Rimuru meets a trio of adventurers
7. S01E07Season's bestConqueror of FlamesNovember 12, 2018 8.3The Demon Lord Leon Cromwell summoned Shizu out of Tokyo as it burned during in the air raids, then forced the high-ranked spirit Ifrit to p
8. S01E08Inherited WillNovember 19, 2018 7.7When Shizu was still with Demon Lord Leon, it was a Hero who rescued her. That Hero was Shizu's inspiration to help as many people as she co
9. S01E09Attack of the OgresNovember 26, 2018 7.2Rimuru and the Goblins' village is developing nicely. The Dwarves are building all kinds of houses and furniture, and the local Goblin Lords
10. S01E10The Orc LordDecember 3, 2018 7.7Six Ogres are all that remain of their clan after an attack by an Orc army. They say that the Orcs were traveling with a mysterious majin wh
11. S01E11Gabiru Is Here!December 10, 2018 8.2Rimuru's village has gained Benimaru and the other five Ogres as its newest allies. Soon after, the Lizardman Gabiru visits the village, hav
12. S01E12The Gears Spin Out of ControlDecember 17, 2018 7.8The Orc army, led by the Orc Lord, continues its conquest throughout the Great Forest of Jura. The crisis has spurred Treyni of the Dryads,
13. S01E13The Great ClashDecember 24, 2018 7.8Rimuru and his Goblin riders set out for the marshlands to finalize their alliance with the Lizardmen. On the way, they save a Lizardman who
14. S01E14The One Who Devours AllJanuary 7, 2019 8.0The majin Gelmud makes his appearance at last. His true goal was to evolve the Orc Lord into the Orc Disaster, a Demon Lord, and have him re
15. S01E15The Jura Forest AllianceJanuary 14, 2019 7.2Post-war arrangements following the battle with the Orcs have begun. At the meeting, Rimuru reveals that he made a promise with the Orc Disa
16. S01E16Demon Lord Milim AttacksJanuary 21, 2019 7.3The Jura Tempest Federation, with Rimuru as its leader, has formed an alliance with the Armed Nation of Dwargon. Just as Rimuru thinks there
17. S01E17The GatheringJanuary 28, 2019 7.3The Demon Lord Carrion has sent one of his Three Beastketeers, Phobio, on a raid of Rimuru's city. However, Phobio is quickly defeated when
18. S01E18Evil Creeps CloserFebruary 4, 2019 7.0Phobio can't restrain his anger toward Milim. He finds himself faced with Footman and Tear, two masked members of the Moderate Harlequin All
19. S01E19CharybdisFebruary 11, 2019 7.5Rimuru and his forces attempt to destroy Charybdis with a full on attack, but fail, so Rimuru decides to take on Charybdis alone and learns
20. S01E20Yuuki KagurazakaFebruary 18, 2019 8.0The threat of Charybdis has gone. That night, Rimuru has a dream in which he sees Shizu teaching children at her school in the Kingdom of In
21. S01E21Shizu-san's StudentsFebruary 25, 2019 8.2Rimuru becomes the new teacher for Shizu's students. However, having been summoned into this world against their will and facing shortened l
22. S01E22Conquering the LabyrinthMarch 4, 2019 8.0Summoning superior might save the children, so Rimiru enters the Dwelling of Spirits. The Queen of Spirits is amused by Rimuru and decides t
23. S01E23Saved SoulsMarch 11, 2019 8.0In the heart of the labyrinth, Shizu's students pray to summon superior spirits. As Rimuru watches over, an overwhelming presence appears. W
24. S01E24Black And The MaskMarch 18, 2019 8.0Long ago, Shizu is called to the kingdom of Filtwood to stop a revived demon who poses a grave threat to the world. But as the adventurers a

Season 1 ranked & reviewed

1. S02E01Rimuru's Busy LifeJanuary 12, 2021 7.9Rimuru entrusts the children's education to a new teacher and returns to Tempest. After being updated on the events that transpired during h
2. S02E02Trade with the Animal KingdomJanuary 19, 2021 8.1The negotiations between Tempest and Eurazania are successful and both countries begin exchanging technologies and establishing trade routes
3. S02E03Paradise, Once MoreJanuary 26, 2021 7.5A meeting with King Gazel and a speech to the people following the declaration of mutual friendship with the Armed Nation of Dwargon. After
4. S02E04The Scheming Kingdom of FalmuthFebruary 2, 2021 7.8In Tempest, preparations were underway for a banquet before Rimuru's return. But then came Myurran, a demon sent to infiltrate Tempest as a
5. S02E05Prelude to the DisasterFebruary 9, 2021 8.3Myulan takes action under Clayman's direction. And then another force - three Otherworlders sent by the Kingdom of Falmuth - turn on Tempest
6. S02E06The Beauty Makes Her MoveFebruary 16, 2021 7.5As Tempest is attacked, an assailant appears in front of Rimuru. It is Shizu's other student, the strongest Holy Knight, Hinata Sakaguchi.
7. S02E07DespairFebruary 23, 2021 8.4In a desperate attempt to escape from Hinata, Rimuru uses a skill, Gluttony, and Rimuru's fate is sealed. At the same time, Tempest is envel
8. S02E08HopeMarch 2, 2021 8.4Rimuru learns of the plans of Clayman and the Kingdom of Falmuth. Rimuru lost the lives of his friends and the warmth of his daily life, and
9. S02E09Putting Everything on the LineMarch 9, 2021 7.6In order to revive Shion and others, Rimuru reveals to his friends his past as a human being.
10. S02E10MegiddoMarch 16, 2021 8.7The battle for retribution has begun. Benimaru and the others carry out their respective missions. Hakurou's group challenge Shogo and Kyoya
11. S02E11Season's bestBirth of a Demon LordMarch 23, 2021 9.3The "Evolution to become a True Demon Lord (Harvest Festival)" is here, Rimuru, who has secured the necessary amount of souls for evolution
12. S02E12The One UnleashedMarch 30, 2021 8.5Tempest has successfully revolved against the Kingdom of Falmuth but more threats arises. In the midst of this, Raphael has good news that i
13. S02E13The VisitorsJuly 6, 2021 7.5After saving his city and inhabitants, Rimuru brings back a very important figure to the people of the Great Forest of Jura. The end of the
14. S02E14A Meeting of Humans and MonstersJuly 13, 2021 7.3Although unforeseen, Rimuru opens a meeting with great leaders from various nations to discuss the steps that will follow the birth of a new
15. S02E15Ramiris's WarningJuly 20, 2021 7.3After certain unforeseen events, the conference between monsters and humans continues and the leaders of the nations involved will know the
16. S02E16The Congress DancesJuly 27, 2021 7.8Ramiris finally exposes the dire news about Tempest's future, about which he came to warn Rimuru. The confusion is soon resolved, but the si
17. S02E17The Eve of BattleAugust 3, 2021 6.8The announcement of the upcoming event that will bring together several Demon Lords serves as part of the plan to face Clayman. But before t
18. S02E18The Demon LordsAugust 10, 2021 7.4After sending his troops towards Eurazania, Rimuru needs to prepare for the Walpurgis, the great gathering of Demon Lords - and also for the
19. S02E19The Signal to Begin the BanquetAugust 17, 2021 5.0Benimaru is in command of the troops that will face Clayman's army, which invaded the Animal Kingdom. If everything goes according to plan,
20. S02E20On This Land Where It All HappenedAugust 24, 2021 7.3Gabiru and the Three Beast Warriors battle Clayman's forces until they encounter formidable opponents. Benimaru will have to take action.
21. S02E21Adalman, the Index FingerAugust 31, 2021 7.0On the other side of the front, Shuna, Souei and Hakurou must face Adalman, one of Clayman's most powerful subjects.
22. S02E22Demon Lords' BanquetSeptember 7, 2021 7.3The long-awaited feast of the Demon Lords begins, and Clayman serves the first course: a hate-filled, accusation-filled speech to put Rimuru
23. S02E23Returning from the BrinkSeptember 14, 2021 8.0Veldora's sudden appearance surprises Rimuru, but this saves him from Milim's attacks. It's time to try to end the battle against Clayman.
24. S02E24OctagramSeptember 21, 2021 8.8Clayman awakened as a true demon lord. The fight between Rimuru and the puppet master continues, but the difference in strength is very evid

Season 2 ranked & reviewed

1. S03E01Demons and StrategiesApril 5, 2024 7.3
2. S03E02The Saint's IntentionsApril 12, 2024 7.3Yuuki is saddened by the death of Clayman, and Luminus is saddened by the death of Roy. Steeped in sadness, and having lost their friends, t
3. S03E03Peaceful DaysApril 19, 2024 7.3Expecting visitors from all races to come calling after learning that Rimuru now controls the entire Great Forest of Jura, Rimuru decides to
4. S03E04Everyone Has a Part to PlayApril 26, 2024 7.3Responding to Rimuru's concerns about monsters in the forest harming humans, Vesta and Kaijin reveal a new invention they hope will keep the
5. S03E05Meeting of Both SidesMay 3, 2024 7.3A war council led by Hinata is held in the Holy Empire of Lubelius. Moments after Hinata declares her intent to meet Rimuru and talk to him,
6. S03E06Those ApproachingMay 10, 2024 7.3The spread of false information causes the Temple Knights to assemble, endangering Diablo's plan to conquer Falmuth. Meanwhile, Rimuru learn
7. S03E07Saints and Demons ClashMay 17, 2024 8.0As Hinata makes her way to Tempest, the ramen and well-built roads she sees along the way prove to her that Rimuru genuinely wants monsters
8. S03E08Season's bestMisunderstandingMay 24, 2024 8.5The Crusaders have reached Tempest, and the battle is on. Hinata lays everything she learned from her mentor, Shizu, on the line in a life-o
9. S03E09The Scheming of the Seven DaysMay 31, 2024 8.0Diablo descends before the enemy, King Edward of Falmuth. Also present are Saare and Glenda, two of the three Battlesages who are regarded a
10. S03E10God and Demon LordJune 7, 2024 8.3Just after the end of Hinata and Rimuru's duel, Hinata's sword moves on its own and targets Rimuru. Hinata jumps in its way to protect him a
11. S03E11Reconciliation and AgreementJune 14, 2024 8.0The Seven Days Clergy have been purged, and the battle is over. Rimuru and Hinata hold a meeting to discuss future relations between their t
12. S03E12Festival PreparationsJune 21, 2024 7.3Everyone in Tempest is busy preparing for the festival to celebrate the country's opening. Rimuru visits Mjöllmile to share ideas on forms o
13. S03E13Invitations for All NationsJune 28, 2024 7.7Demon Lord Ramiris tries to argue her way into moving to Tempest, where there's great food, hot springs, and ample entertainment. Rimuru hap
14. S03E14Labyrinth and Storm DragonJuly 5, 2024 7.7Rimuru is building a dungeon in preparation for the upcoming festival. It will feature treasure chests containing weapons made by Kurobe, an
15. S03E15AudienceJuly 19, 2024 7.7Numerous representatives from across the Great Forest of Jura have assembled in Tempest to congratulate Rimuru on his appointment to Demon L
16. S03E16Benimaru's OrdealJuly 26, 2024 7.7On the last day of the audience, Rimuru meets Momiji, the representative of the Tengu clan. Their meeting comes after Rimuru had sent Benima
17. S03E17The Lightspeed HeroAugust 2, 2024 7.7After learning about an elf slave trade, Rimuru had Soei investigate, but it turns out the slave traders have already been shut down by Masa
18. S03E18A Throng of VisitorsAugust 16, 2024 7.7After meeting with the kings of various nations, Rimuru heads to Engrassia to invite his former students to the festival. The kids are thril
19. S03E19Festival EveAugust 23, 2024 7.7The night before the Opening Festival, Rimuru throws a lavish banquet for all the nobles and royalty visiting Tempest. When the party is in
20. S03E20Nation's Opening FestivalAugust 30, 2024 8.0It's day one of the festival, and Rimuru finally gets to see all of his friends' performances and presentations. As he's enojying the festiv
21. S03E21The Martial Arts TournamentSeptember 6, 2024 8.0The second day of the National Foundation Festival dawns, bringing with it the main round of the battle tournament. The fighters face off an
22. S03E22Settling the Score with the HeroSeptember 13, 2024 8.0Gazel and Elmesia pledge to assist Rimuru with Tempest's lack of funding. Elmesia then proposes an alliance, but she's concerned about the d
23. S03E23The Labyrinth Is OpenedSeptember 20, 2024 8.0Rimuru's dungeon is finally revealed, and his new ally Masayuki is among its first challengers. Later, after the festival is over, Rimuru's
24. S03E24After the FestivalSeptember 27, 2024 7.7Rimuru pays the merchants with the gold coins he's procured. The merchants try to garner futher favor, but Rimuru ceases trading with them.

Season 3 ranked & reviewed

1. S04E01New DaysApril 3, 2026—Tempest is thriving after the success of its festival, but unexpected trouble has arisen with the new dungeon.
2. S04E02The Dungeon EvolvesApril 10, 2026—Rimuru and his trusted companions discuss ideas for improving the dungeon.
3. S04E03The Avatar Team Is FormedApril 17, 2026 10.0Rimuru, Ramiris, Veldora, and Milim work on perfecting their avatars before facing Team Green Fury.
4. S04E04InvitationApril 24, 2026—The Council of the West deliberates on whether to grant membership to Tempest.
5. S04E05The First StepMay 8, 2026—Rimuru attends the meeting that will determine Tempest's membership in the Council of the West.
6. S04E06The Council of the WestMay 15, 2026—A list of unreasonable demands from the Council makes Rimuru realize that a deeper plot is in motion.
7. S04E07The Mastermind's IdentityMay 22, 2026—An interrogation of Prince Elric's would-be shooter reveals who's pulling the strings behind the Council.
8. S04E08The Groundwork of GreedMay 29, 2026—
9. S04E09Investigating the RuinsJune 5, 2026 10.0
10. S04E10The Master of GreedJune 12, 2026—
11. S04E11Milim's FriendJune 19, 2026—
12. S04E12Tempest EvolvesJune 26, 2026—

Season 4 ranked & reviewed