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The Worst Episodes of That Time I Got Reincarnated as a Slime

Every episode of That Time I Got Reincarnated as a Slime ranked from worst to best. Explore the Worst Episodes of That Time I Got Reincarnated as a Slime!

Worst episode
S3E6 Those Approaching
6.81,124 votes
Best episode
S2E11 Birth of a Demon Lord
9.63,555 votes
Top season
Season 4
8.3avg
Binge time
1d 14h
96 episodes
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons4

All1234

Episode Rankings

  1. #1 Worst Episode
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    That Time I Got Reincarnated as a Slime Season 3 Episode 6 - Those Approaching
    6.8/10(1124 votes)

    S3:E6

    The spread of false information causes the Temple Knights to assemble, endangering Diablo's plan to conquer Falmuth. Meanwhile, Rimuru learns that Hinata is on her way to Tempest.

    Director:Unknown
    Writer:Unknown

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  2. That Time I Got Reincarnated as a Slime Season 3 Episode 12 - Festival Preparations
    6.8/10(1091 votes)

    S3:E12

    Everyone in Tempest is busy preparing for the festival to celebrate the country's opening. Rimuru visits Mjöllmile to share ideas on forms of entertainment that will keep people coming back for more.

    Director:Unknown
    Writer:Unknown

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  3. That Time I Got Reincarnated as a Slime Season 3 Episode 13 - Invitation for All Nations
    6.8/10(1074 votes)

    S3:E13

    Demon Lord Ramiris tries to argue her way into moving to Tempest, where there's great food, hot springs, and ample entertainment. Rimuru happens to walk into the argument and comes up with a way to make use of Ramiris's skills.

    Director:Unknown
    Writer:Unknown

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  4. That Time I Got Reincarnated as a Slime Season 3 Episode 4 - Everyone Has a Part to Play
    6.9/10(1128 votes)

    S3:E4

    Responding to Rimuru's concerns about monsters in the forest harming humans, Vesta and Kaijin reveal a new invention they hope will keep the road to Tempest safe. Also, Rimuru assigns a new task to Geld.

    Director:Unknown
    Writer:Unknown

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  5. That Time I Got Reincarnated as a Slime Season 3 Episode 3 - Peaceful Days
    7.0/10(1126 votes)

    S3:E3

    Expecting visitors from all races to come calling after learning that Rimuru now controls the entire Great Forest of Jura, Rimuru decides to hold a festival to introduce himself and Tempest to the world, with the goal of attracting new citizens.

    Director:Unknown
    Writer:Unknown

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  6. That Time I Got Reincarnated as a Slime Season 3 Episode 11 - Reconciliation and Agreement
    7.0/10(1096 votes)

    S3:E11

    The Seven Days Clergy have been purged, and the battle is over. Rimuru and Hinata hold a meeting to discuss future relations between their two nations, and the masterminds behind the whole conflict, the Eastern merchants, are revealed.

    Director:Unknown
    Writer:Unknown

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  7. That Time I Got Reincarnated as a Slime Season 3 Episode 14 - Labyrinth and Storm Dragon
    7.1/10(1057 votes)

    S3:E14

    Rimuru is building a dungeon in preparation for the upcoming festival. It will feature treasure chests containing weapons made by Kurobe, and Veldora will inhabit the deepest floor as the final boss. Then Milim suddenly shows up with a suggestion...

    Director:Unknown
    Writer:Unknown

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  8. That Time I Got Reincarnated as a Slime Season 3 Episode 17 - The Lightspeed Hero
    7.1/10(1022 votes)

    S3:E17

    After learning about an elf slave trade, Rimuru had Soei investigate, but it turns out the slave traders have already been shut down by Masayuki, the Lightspeed Hero. Word is now spreading that the Hero is headed to Tempest to slay a Demon Lord...

    Director:Unknown
    Writer:Unknown

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  9. That Time I Got Reincarnated as a Slime Season 3 Episode 18 - A Throng of Visitors
    7.1/10(1015 votes)

    S3:E18

    After meeting with the kings of various nations, Rimuru heads to Engrassia to invite his former students to the festival. The kids are thrilled to go back with him to Tempest, but then the hero Masayuki arrives as well...

    Director:Unknown
    Writer:Unknown

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  10. That Time I Got Reincarnated as a Slime Season 1 Episode 18 - Evil Creeps Closer
    7.2/10(1332 votes)

    S1:E18

    Phobio can't restrain his anger toward Milim. He finds himself faced with Footman and Tear, two masked members of the Moderate Harlequin Alliance, who suggest that he become a Demon Lord to take revenge on Milim. They tell him that he can accomplish this using the power of Charybdis. Meanwhile, the Jura Tempest Federation sends Youm out on a journey to make the world believe he was the champion who defeated the Orc Lord.

    Director:Unknown
    Writer:Unknown

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  11. That Time I Got Reincarnated as a Slime Season 3 Episode 19 - Festival Eve
    7.2/10(1018 votes)

    S3:E19

    The night before the Opening Festival, Rimuru throws a lavish banquet for all the nobles and royalty visiting Tempest. When the party is in full swing, Empress Elmesia of the Sorcerous Dynasty of Thalion arrives, throwing everyone into chaos.

    Director:Unknown
    Writer:Unknown

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  12. That Time I Got Reincarnated as a Slime Season 1 Episode 20 - Yuuki Kagurazaka
    7.3/10(1334 votes)

    S1:E20

    The 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 Ingrassia—a dream showing Shizu's lingering regret. To see her wishes through, Rimuru leaves the Jura Tempest Federation and heads for the capital of the Kingdom of Ingrassia. His first goal is to meet with the Grandmaster of the Guild, Yuuki Kagurazaka, who happens to be a Summon and a former student of Shizu's.

    Director:Tokugane Tanizawa
    Writer:Unknown

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  13. That Time I Got Reincarnated as a Slime Season 2 Episode 14 - A Meeting of Humans and Monsters
    7.3/10(1250 votes)

    S2:E14

    As prominent figures from several nations assemble in Tempest for a meeting, Laplace and his companions formulate a plan centered around Clayman. Then someone familiar joins the discussion...

    Director:Ken Sanuma
    Writer:Unknown

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  14. That Time I Got Reincarnated as a Slime Season 2 Episode 15 - Ramiris's Warning
    7.3/10(1249 votes)

    S2:E15

    Rimuru announces his plan to back Youm as the new king of Falmuth. After hearing this, Gazel tests Youm to see if he has what it takes to be a ruler, and Youm answers with full sincerity. Erald also takes a liking to Rimuru after hearing him say he just wants to create a world where everyone can prosper and smile. Thus Rimuru and his allies look ahead to the battle against their new enemy, Clayman.

    Director:Unknown
    Writer:Unknown

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  15. That Time I Got Reincarnated as a Slime Season 3 Episode 2 - The Saint's Intentions
    7.3/10(1108 votes)

    S3:E2

    Yuuki is saddened by the death of Clayman, and Luminus is saddened by the death of Roy. Steeped in sadness, and having lost their friends, they seek their next move against Rimuru, who has grown in power and become a true Demon Lord.

    Director:Unknown
    Writer:Unknown

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  16. That Time I Got Reincarnated as a Slime Season 3 Episode 15 - Audience
    7.3/10(1029 votes)

    S3:E15

    Numerous representatives from across the Great Forest of Jura have assembled in Tempest to congratulate Rimuru on his appointment to Demon Lord. Shuna requests holding a three-day audience to meet with them.

    Director:Unknown
    Writer:Unknown

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  17. That Time I Got Reincarnated as a Slime Season 3 Episode 20 - Nation's Opening Festival
    7.3/10(1003 votes)

    S3:E20

    It's day one of the festival, and Rimuru finally gets to see all of his friends' performances and presentations. As he's enjoying the festivities, he's summoned by Luminus...

    Director:Unknown
    Writer:Unknown

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  18. That Time I Got Reincarnated as a Slime Season 1 Episode 1 - The Storm Dragon, Veldora
    7.4/10(1922 votes)

    S1:E1

    Mikami Satoru, a businessman, is stabbed by a criminal on the street and killed. When he regains consciousness in the darkness, he finds that he's been reincarnated as a slime! With nothing better to do, he spends his time devouring all the rare herbs and precious ores he comes across. As he does, he encounters the Storm Dragon Veldora, who was sealed in this cave 300 years ago by a hero's "Unlimited Imprisonment" skill. He's frightened at first, but as they talk, he becomes friends with the long-isolated Veldora.

    Director:Atsushi Nakayama
    Writer:Kazuyuki Fudeyasu

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  19. That Time I Got Reincarnated as a Slime Season 1 Episode 2 - Meeting the Goblins
    7.4/10(1628 votes)

    S1:E2

    The slime Mikami and the Storm Dragon Veldora decide to give each other names. Veldora gives the slime Mikami the name "Rimuru," and Rimuru comes up with a family name for both of them: "Tempest." Then Rimuru uses his Predator skill to take Veldora into his body and analyze the "Unlimited Imprisonment" seal in hopes of breaking it... but this action sends a shock through the nations surrounding the Great Forest of Jura. With Veldora gone, there's a chance that the larger nations could become bold and invade the smaller provinces. With no knowledge of this, Rimuru leaves the cave and meets some Goblins.

    Director:Shintaro Inokawa
    Writer:Kazuyuki Fudeyasu

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  20. That Time I Got Reincarnated as a Slime Season 1 Episode 17 - The Gathering
    7.4/10(1341 votes)

    S1:E17

    The Demon Lord Carrion has sent one of his Three Beastketeers, Phobio, on a raid of Rimuru's city. However, Phobio is quickly defeated when Milim meets his attack with her own. Rimuru and his subordinates then ask Phobio why he has come to their town.

    Director:Unknown
    Writer:Unknown

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  21. That Time I Got Reincarnated as a Slime Season 1 Episode 22 - Conquering the Labyrinth
    7.4/10(1317 votes)

    S1:E22

    Rimuru tries to think of a way to save the children of Freedom Academy who are fated to die. The idea he comes up with is to have superior spirits inhabit each of them, as Shizu had, so their lives won't end prematurely. Determined to whatever it takes to save them, Rimuru leads the children to the Dwelling of Spirits, where superior spirits can be found. But as they make their way further inside, a Golem made of magisteel and controlled by the fairy Ramiris stands in their path.

    Director:Unknown
    Writer:Unknown

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  22. That Time I Got Reincarnated as a Slime Season 1 Episode 21 - Shizu-san's Students
    7.4/10(1312 votes)

    S1:E21

    Rimuru becomes the new teacher for Shizu's students. However, having been summoned into this world against their will and facing shortened lifespans as a result, the children's feelings are complicated, and they're reluctant to accept Rimuru. So Rimuru proposes a series of mock battles with each of them to ascertain their abilities and allow them to let off steam.

    Director:Ouri Yasukawa
    Writer:Unknown

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  23. That Time I Got Reincarnated as a Slime Season 2 Episode 16 - The Congress Dances
    7.4/10(1239 votes)

    S2:E16

    A new force has suddenly risen to power in the Great Forest of Jura, and its leader, Clayman, proposes that the Demon Lords hold Walpurgis with the goal of sanctioning the slime who deceived him. Rimuru also begins to prepare for a battle with Clayman, but observing the enemy army's movements reveals that Clayman's target is not Tempest, but Eurazania. Clayman's army will arrive in Eurazania within two days. Can Rimuru's forces get there in time?

    Director:Ryo Nakamura
    Writer:Unknown

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  24. That Time I Got Reincarnated as a Slime Season 3 Episode 5 - Meeting of Both Sides
    7.4/10(1101 votes)

    S3:E5

    A 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, she receives a hostile message from Rimuru.

    Director:Unknown
    Writer:Unknown

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  25. That Time I Got Reincarnated as a Slime Season 4 Episode 2 - The Dungeon Evolves
    7.5/10(1996 votes)

    S4:E2

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

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"Those Approaching" is the worst rated episode of That Time I Got Reincarnated as a Slime. It scored 6.8/10 from 1,124 votes. Written and directed by Unknown, it aired on May 10, 2024.

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