best episodes of That Time I Got Reincarnated as a Slime poster

37-year-old corporate worker Mikami Satoru is stabbed by a random killer, and is reborn to an alternate world. But he turns out to be reborn a slime! Thrown into this new world with the name Rimuru Tempest, he begins his quest to create a world that’s welcoming to all races. Broken free from ordinary, stale past life, his fresh adventure in a fantasy world as a slime monster with unique abilities begins.

4 Seasons
73 Episodes
Returning Series
Action & Adventure Animation Sci-Fi & Fantasy Comedy
Cast & Characters
episode image Birth of a Demon Lord
9.5/10 (1743 votes)

#1 Birth of a Demon Lord

S2:E11

Rimuru succeeds in collecting enough souls to carry out his plan to evolve, and the Harvest Festival begins. But he's suddenly overcome by intense sleepiness at the same time, so he summons a demon to stop Razen, the one target who escaped alive. Then, upon returning to Tempest after successfully becoming a Demon Lord, Rimuru sets about attempting to revive Shion and the rest of the fallen. Through Raphael, the evolved form of Great Sage, the Secret Arts of Spirit Resurrection and Revival of the Dead are activated...

episode image Megiddo
9.4/10 (1208 votes)

#2 Megiddo

S2:E10

The battle for revenge has begun. Benimaru and his trusted companions carry out their respective missions, while Hakurou and his party face Shogo and Kyoya once again. And Rimuru's fury rains down upon the army from Falmuth.

episode image Demon Lords' Banquet ~Walpurgis~
8.8/10 (504 votes)

#3 Demon Lords' Banquet ~Walpurgis~

S2:E22

Clayman tries to convince the other Demon Lords that Rimuru should be purged, but Guy tells him that if he is truly a Demon Lord, he should defeat Rimuru himself. What should be a one-on-one battle between Rimuru and Clayman is joined by Milim, who has been brainwashed by Clayman, so Rimuru takes on Milim while Shion faces Clayman. But Rimuru is at a disadvantage against Milim and finds himself pushed back... until Veldora bursts onto the scene and takes Milim's attack in Rimuru's place.

episode image The One Unleashed
8.7/10 (637 votes)

#4 The One Unleashed

S2:E12

Shion and the rest of the fallen are revived, Diablo has joined the team... It seems as if all is going smoothly, but Rimuru then receives a report that Milim has declared war and Eurazania has been destroyed, and there's still the matter of the Western Holy Church's hostility toward monsters, even with Falmuth out of the picture. But at the same time, Raphael informs him that the Appraisal of Unlimited Imprisonment has been completed. At last, two years after Rimuru's reincarnation into this world, he can finally fulfill the first promise he made here: to free Veldora.

episode image Returning from the Brink
8.7/10 (482 votes)

#5 Returning from the Brink

S2:E23

Clayman and his pawns stand no chance against Rimuru and his allies. At a loss, Clayman orders Milim to use Stampede to kill everyone present, but Milim reveals he was never controlling her from the start. It was all an act to expose Clayman's plans and identify the mastermind behind it all. Even Carrion is still alive and well. On the brink of death, Clayman uses the souls of everyone he has killed as energy for his awakening. Thus the final battle to settle the score between Rimuru and Clayman begins.

episode image The Beauty Makes Her Move
8.5/10 (590 votes)

#6 The Beauty Makes Her Move

S2:E6

At the same time as the attack on Tempest, Rimuru is also under attack. With one look, Rimuru realizes that his assailant is one of Shizu's former students, an Otherworlder, and the woman then introduces herself as the strongest of the Holy Knights, Hinata Sakaguchi. Rimuru is backed into a corner when her Holy Field seals most of his magic. At the same time, Shion and Hakurou, whose magic has been sealed by a similar barrier, are backed into a corner by Shogo and Kyoya.

episode image The One Who Devours All
8.4/10 (514 votes)

#7 The One Who Devours All

S1:E14

The 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 reign over the Forest of Jura. Upon learning this, the Orc Lord takes action...

episode image Despair
8.4/10 (532 votes)

#8 Despair

S2:E7

Rimuru faced grave danger in his battle with Hinata, but he managed to escape in the nick of time by using a doppelganger to take the damage while he rushed back to Tempest. Upon arrival, he found the city in a tragic state, engulfed by blood and smoke. Benimaru tries to capture Myulan, the top suspect behind this disaster, but Youm and Grucius stand in his way. Swallowing his rage and grief, Rimuru realizes who their true enemy is and calmly questions Myulan instead of punishing her.

episode image Hope
8.4/10 (552 votes)

#9 Hope

S2:E8

Rimuru learns about Clayman and the schemes of the Kingdom of Falmuth, but no matter how hard he wishes for it, his fallen comrades and their peaceful lifestyle will never return. He's just about to give up when Eren tells him of a fairy tale that might offer a glimmer of hope. The probability of success is about 3%... but if Rimuru can manage to become a Demon Lord by taking in the souls of 10,000 humans as nourishment, he just might have a chance at bringing his comrades back to life. As Falmuth's army of 20,000 men marches toward Tempest, Rimuru takes hold of that hope and decides to become a Demon Lord.

episode image On This Land Where It All Happened
8.4/10 (428 votes)

#10 On This Land Where It All Happened

S2:E20

Gabiru narrowly wins his battle against Hermes. Watching their outcome is Middray of the Dragon Faithful, whose skill was enough to overwhelm even Suphia. Though he looks like a human, he is actually a Dragonewt like Gabiru. Meanwhile, Yamza uses his artifact Doppelganger to create a double of himself, but Albis still defeats him soundly. He tries to surrender, but Clayman takes control of him and forces him to transform into Charybdis.

episode image Octagram
8.4/10 (378 votes)

#11 Octagram

S2:E24

Rimuru backs Clayman into a corner trying to get him to reveal who he's working for, but even on death's door, Clayman's lips are sealed. Left with no other choice, Rimuru finishes Clayman off. With Clayman dead and Carrion and Frey announcing that they're stepping down as Demon Lords, the total number of Demon Lords including Rimuru is reduced from ten to eight. Guy coerces Rimuru into coming up with a new name for their group, and Rimuru's solution is "Octagram," representing each of the Demon Lords as an eight-pointed star. Thus a slime became one of the eight Demon Lords, marking the start of a new age.

episode image The Great Clash
8.3/10 (492 votes)

#12 The Great Clash

S1:E13

Rimuru and his Goblin riders set out for the marshlands to finalize their alliance with the Lizardmen. On the way, they save a Lizardman who'd been attacked by the Orcs. The victim turns out to be Gabiru's younger sister, who reveals that Gabiru led an insurrection and left to fight the Orc Lord without waiting for the alliance. She also pleads with Rimuru to save Gabiru and the rest of her clan. Meanwhile, Gabiru faces the massive Orc army and is shocked when he witnesses the power of their unique skill, Starved.

episode image Prelude to the Disaster
8.3/10 (536 votes)

#13 Prelude to the Disaster

S2:E5

Following Clayman's orders, Myulan ignores the words of Youm and Grucius, both of whom have fallen in love with her, and activates the Anti-Magic Area spell. At the same time, Reyheim also activates Prison Field. The double barrier prevents Shion and the other fighters of Tempest from fighting as well as usual, and they end up at a disadvantage in their fights with three Otherworlders. Benimaru tries to contact Rimuru, who still hasn't returned, but he can't even get in touch with him due to the barriers.

episode image Adalman, the Index Finger
8.3/10 (386 votes)

#14 Adalman, the Index Finger

S2:E21

With all the preparations complete, Rimuru heads out to attend Walpurgis with Shion and Ranga, while Ramiris takes Beretta and Treyni. In the meantime, Shuna, Hakuro, and Soei find both their vision and their magic detection abilities hindered by a thick fog as they draw closer to Clayman's castle. From within the fog appears the Index Finger of Clayman's Five Fingers, Adalman, also known as the White King. Hakuro and Soei hold the enemies around them at bay while Shuna faces Adalman one-on-one.

episode image Misunderstanding
8.3/10 (267 votes)

#15 Misunderstanding

S3:E8

The Crusaders have reached Tempest, and the battle is on. Hinata lays everything she learned from her mentor, Shizu, on the line in a life-or-death showdown against Rimuru.

episode image Black and the Mask
8.2/10 (482 votes)

#16 Black and the Mask

S1:E24

This story takes place before Rimuru's reincarnation. Shizu, also known as the Conqueror of Flames, responds to an urgent request calling her to the Kingdom of Filtwood. When she reaches the castle, many adventurers are already there. What request could have demanded such a huge gathering? It turns out a demon has been revived, and the adventurers have been called to subjugate it. It is said that more than ten of the most skilled adventurers have already been killed by this demon. But there is more to this request than meets the eye...

episode image The Signal to Begin the Banquet
8.2/10 (411 votes)

#17 The Signal to Begin the Banquet

S2:E19

Rimuru continues with preparations for Walpurgis, including making Treyni evolve into a Dryas Doll Dryad. Meanwhile, Benimaru and his forces have arrived in Eurazania via transport magic, and they promptly run Clayman's army into a trap set by Geld. The Three Beastketeers, determined to rescue Carrion, set out to subdue the enemy army's leader. Albis fights one-on-one with Yamza of the Five Fingers, while Phobio takes on Footman and Tear.

episode image The Scheming of the Seven Days
8.2/10 (269 votes)

#18 The Scheming of the Seven Days

S3:E9

Diablo descends before the enemy, King Edward of Falmuth. Also present are Saare and Glenda, two of the three Battlesages who are regarded as the most brilliant among the Master Rooks.

episode image Inherited Will
8.1/10 (527 votes)

#19 Inherited Will

S1:E8

When 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 could for many years. She even worked as a teacher for children who'd come from other worlds. And now, as her time comes to an end, Shizu asks Rimuru for one last favor...

episode image Conqueror of Flames
8.0/10 (513 votes)

#20 Conqueror of Flames

S1:E7

The 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 possess her. After taking over Shizu's body, Ifrit begins to rampage.

episode image The Demon Lords
8.0/10 (398 votes)

#21 The Demon Lords

S2:E18

Benimaru leads his army to Eurazania, and Youm heads to Falmuth to take it over along with his buddies and Diablo. Rimuru succeeds in outwitting Clayman by transporting all of Eurazania's refugees to Tempest. Since Clayman has been striving to evolve into an Awakened Demon Lord for a long time, his resentment toward Rimuru grows. Meanwhile, Demon Lord Leon, Veldora's sister Velzard, and Guy, the oldest of the Demon Lords, become increasingly impressed with Rimuru.

episode image God and Demon Lord
8.0/10 (251 votes)

#22 God and Demon Lord

S3:E10

Just 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 and is gravely injured. Then the masterminds behind the whole conflict show up...

episode image Gabiru is Here!
7.9/10 (477 votes)

#23 Gabiru is Here!

S1:E11

Rimuru's village has gained Benimaru and the other five Ogres as its newest allies. Soon after, the Lizardman Gabiru visits the village, having heard rumors about it. Gabiru has been visiting Goblin villages throughout the Great Forest of Jura to enlist their aid in fighting off the Orc army. When he faces Ranga with an attitude of provocation, Ranga tells him that if he can defeat Gobta, they'll hear what he has to say...

episode image Attack of the Ogres
7.8/10 (486 votes)

#24 Attack of the Ogres

S1:E9

Rimuru and the Goblins' village is developing nicely. The Dwarves are building all kinds of houses and furniture, and the local Goblin Lords have appointed Rigurd as the Goblin King. As Rimuru watches everything come together, he decides to return to the cave and test the skills he received from Shizu. While there, he receives a request for help from Ranga through Thought Communication, and he rushes back to find his friends facing six Ogres. One of them orders Rimuru to "reveal his true identity." What is going on in the Great Forest of Jura?

episode image The Visitors
7.8/10 (412 votes)

#25 The Visitors

S2:E13

A feast is thrown to celebrate the revival of Tempest's fallen and the return of Veldora. After enjoying a brief, peaceful respite, Rimuru tells everyone his future plans: he's going to get the word out to the whole world that he's a Demon Lord and declare war against Clayman. Then King Gazel of the Armed Nation of Dwargon, Fuze of the Kingdom of Blumund, and Eren's father, Archduke Elalude of the Sorcerous Dynasty of Thalion, all arrive in Tempest, and an important meeting to discuss the nation's future begins.

episode image Shizu
7.7/10 (508 votes)

#26 Shizu

S1:E6

One 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 from the Guild who've been temporarily joined by a masked woman named Shizu. Shizu turns out to be the person Rimuru is destined to be with, as his fortune said. Shizu also came to this world from Japan, but unlike him, she was summoned here many years ago. So Rimuru uses his Thought Communication skill to show Shizu what Japan looks like today.

episode image Demons and Strategies
7.7/10 (302 votes)

#27 Demons and Strategies

S3:E1

Rimuru has returned to Jura after having attended Walpurgis. Diablo informs Rimuru of his mission to deal with the Kingdom of Falmuth. Having presented the kingdom with three options at a resolution, the clock on the week for their answer ticks down.

episode image Saint and Demon Clash
7.7/10 (233 votes)

#28 Saint and Demon Clash

S3:E7

As 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 and humans to coexist. But against her wishes, one of her men is also on his way to Tempest...

episode image Battle at the Goblin Village
7.6/10 (530 votes)

#29 Battle at the Goblin Village

S1:E3

After leaving the cave, Rimuru encounters a village of Goblins under attack by a clan of Direwolves. Caught in the heat of the moment, Rimuru agrees to help the Goblins in their battle. That night, the Direwolves arrive to try to take over as the new rulers of the Great Forest of Jura!

episode image The Gears Spin Out of Control
7.6/10 (455 votes)

#30 The Gears Spin Out of Control

S1:E12

The Orc army, led by the Orc Lord, continues its conquest throughout the Great Forest of Jura. The crisis has spurred Treyni of the Dryads, the caretakers of the forest, to take action. She has had her eye on Rimuru after noticing his rise to prominence in the forest, and she wants Rimuru to defeat the Orc Lord.

episode image The Jura Forest Alliance
7.6/10 (449 votes)

#31 The Jura Forest Alliance

S1:E15

Post-war arrangements following the battle with the Orcs have begun. At the meeting, Rimuru reveals that he made a promise with the Orc Disaster, Geld, to take all of the Orcs' sins upon himself. When the Ogres and Lizardmen hear this...

episode image Charybdis
7.6/10 (429 votes)

#32 Charybdis

S1:E19

Its seal removed, the calamity-class monster Charybdis and its Medalodon minions advance on the capital city of Rimuru. The Jura Tempest Federation combines all its forces under Rimuru to intercept the attack. King Gazel even sends 100 of his Pegasus Knights to aid in the battle. But Charybdis's extra skills Magic Jamming and Ultraspeed Regeneration make it a formidable foe. So Rimuru unleashes his new skill, Gluttony...

episode image Rimuru's Busy Life
7.6/10 (497 votes)

#33 Rimuru's Busy Life

S2:E1

Rimuru sends a delegation led by Benimaru to the Animal Kingdom of Eurazania, ruled by the Demon Lord Carrion, also known as the Beastmaster, to establish diplomatic relations after becoming indebted to him in the battle against Charybdis. A delegation from Eurazania is set to arrive in Tempest around the same time, but the Animal Kingdom is a very warlike nation, and Shion is enraged when one of the delegates, Suphia of the Three Beastketeers, makes a belittling remark toward Rimuru. The goal was a friendly relationship, but it takes no time at all for a fight to break out...

episode image Putting Everything on the Line
7.6/10 (529 votes)

#34 Putting Everything on the Line

S2:E9

In order to come to terms with his own negligence and revive Shion, Gobta, and his other fallen comrades, Rimuru reveals that he used to be a human. But his allies think nothing of it and accept him regardless, as if it's the natural thing to do. Filled with gratitude for the warm, accepting environment he's in, Rimuru turns his focus to the army from Falmuth. He entrusts Benimaru and the others to destroy the devices that are generating the enemy's Prison Field while Rimuru himself sets out to attack the advancing army and use them as nourishment to become a Demon Lord.

episode image The Martial Arts Tournament
7.6/10 (162 votes)

#35 The Martial Arts Tournament

S3:E21

A martial arts tournament is being held! The winner will be given the right to challenge Rimuru. The hero, Masayuki, will be participating in the tournament. Rimuru wants to uncover the hero's true strength, so they get Geld and Gobta to participate.

episode image In the Kingdom of the Dwarves
7.5/10 (516 votes)

#36 In the Kingdom of the Dwarves

S1:E4

Rimuru and his companions visit the Dwarven Kingdom, the Armed Nation of Dwargon, in search of some artisans to help the Goblins learn to supply their own food, shelter, and clothing. However, a skirmish just outside the city gate lands Rimuru and Gobta in a prison cell. Then there's a report of an Armorsaurus in the nearby mines!

episode image Hero King, Gazel Dwargo
7.5/10 (509 votes)

#37 Hero King, Gazel Dwargo

S1:E5

Thanks 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 to a bar staffed by lots of elf girls. One of them reads Rimuru's fortune for fun, and sees an image in her crystal ball of someone she believes Rimuru is destined to be with. As everyone wonders who this person could be, Vesta shows up and starts to hassle Rimuru...

episode image The Orc Lord
7.5/10 (466 votes)

#38 The Orc Lord

S1:E10

Six 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 who wore plate mail and a clown mask. Rimuru proposes that the Ogres join his ranks, and they accept on the condition that they will get to take down the one leading the Orcs, so Rimuru gives all six of them names. Meanwhile, the Orcs begin to invade the marshlands surrounding Lake Siss that are inhabited by the Lizardmen. So the Lizardman chieftan gives his son, Gabiru, an order...

episode image Saved Souls
7.5/10 (438 votes)

#39 Saved Souls

S1:E23

Rimuru and the children reach the deepest level of the Dwelling of Spirits, where they stand on a pedestal bathed in light to summon superior spirits. Will their summoning be successful? Amidst the uncertainty, the first to attempt the summoning is Gale, followed by Alice, Kenya, Ryota, and finally Chloe. But instead of a spirit, Chloe's summoning brings forth an unknown spiritual form with an immense amount of energy. Just what is this spiritual being? Ramiris seems to sense something about it...

episode image Trade with the Animal Kingdom
7.5/10 (477 votes)

#40 Trade with the Animal Kingdom

S2:E2

Despite the initial conflict, Eurazania and Tempest have deemed each other to be worthy of establishing friendly relations, and diplomacy between them officially begins. Tempest agrees to share its industrial techniques in return for Eurazania's agricultural techniques, and Rimuru decides to use the apple brandy produced as a result of this exchange to seek friendly relations with the Armed Nation of Dwargon next. He's accompanied by Shuna and Shion along with the former residents of Dwargon, Kaijin and the three Dwarf brothers, who are welcomed back to their home nation as state guests.

Cast & Chracters

character image Rimuru / Slime (voice)

Rimuru / Slime (voice)

Actor: Miho Okasaki
character image Rafaeru (voice)

Rafaeru (voice)

Actor: Megumi Toyoguchi
character image Verudora (voice)

Verudora (voice)

Actor: Tomoaki Maeno
character image Benimaru / Ogre (voice)

Benimaru / Ogre (voice)

Actor: Makoto Furukawa
character image Shuna / Ogre (voice)

Shuna / Ogre (voice)

Actor: Sayaka Senbongi
character image Shion / Ogre (voice)

Shion / Ogre (voice)

Actor: Mao Ichimichi
character image Souei / Ogre (voice)

Souei / Ogre (voice)

Actor: Takuya Eguchi
character image Hakurou / Ogre (voice)

Hakurou / Ogre (voice)

Actor: Hochu Otsuka
character image Riguldo / Village Mayor (voice)

Riguldo / Village Mayor (voice)

Actor: Kanehira Yamamoto
character image Gobta (voice)

Gobta (voice)

Actor: Asuna Tomari
character image Ranga (voice)

Ranga (voice)

Actor: Chikahiro Kobayashi
character image Geld / Orc General E (voice)

Geld / Orc General E (voice)

Actor: Taro Yamaguchi
character image Gabiru (voice)

Gabiru (voice)

Actor: Jun Fukushima
character image Trainie (voice)

Trainie (voice)

Actor: Rie Tanaka
character image Milim (voice)

Milim (voice)

Actor: Rina Hidaka
character image Rimiris (voice)

Rimiris (voice)

Actor: Anzu Haruno
character image Diablo (voice)

Diablo (voice)

Actor: Takahiro Sakurai
character image Hinata Sakaguchi (voice)

Hinata Sakaguchi (voice)

Actor: Manami Numakura

The highest rated episode of That Time I Got Reincarnated as a Slime is "Birth of a Demon Lord" (S2E11) with a rating of 9.50.

This episode received 1,743 votes.


The lowest rated episode is "Festival Preparations" (S3E12) with a rating of 6.40.

This episode received 212 votes.

The highest rated episode is "The One Who Devours All" (S1E14) with a rating of 8.40.

This episode received 514 votes.


The lowest rated episode is "Evil Creeps Closer" (S1E18) with a rating of 7.10.

This episode received 428 votes.

The highest rated episode is "Birth of a Demon Lord" (S2E11) with a rating of 9.50.

This episode received 1,743 votes.


The lowest rated episode is "A Meeting of Humans and Monsters" (S2E14) with a rating of 7.20.

This episode received 379 votes.

The highest rated episode is "Misunderstanding" (S3E8) with a rating of 8.30.

This episode received 267 votes.


The lowest rated episode is "Festival Preparations" (S3E12) with a rating of 6.40.

This episode received 212 votes.

Name Department Job
Bungo Kondo Production Executive Producer
Yohei Takami Production Executive Producer
Yamato Sogo Sound Music Producer
Fuse Writing Novel

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