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That Time I Got Reincarnated as a Slime

That Time I Got Reincarnated as a Slime

転生したらスライムだった件

Seasons
1
Episodes
24
Studio
8-bit
Status
FINISHED
Year
2018
Score
80/100
ActionAdventureComedyFantasy

Cover: via AniList · © 8-bit

About That Time I Got Reincarnated as a Slime

If you have ever wondered what That Time I Got Reincarnated as a Slime is about, the pitch sounds almost like a joke: a thirty-something office worker is stabbed to death on a mundane Tokyo street and wakes up in a fantasy world reborn as the weakest monster imaginable, a gooey blue slime. That gag is the doorway, not the destination. Reborn as Rimuru Tempest, our hero quickly discovers that a slime can absorb the skills of everything it eats, and what begins as bewildered survival in a cave grows into something far bigger. Adapted by studio 8-bit and first airing in 2018, this 24-episode series turns a silly premise into one of the most beloved isekai stories of its era.

What makes it stand out is how much heart sits underneath the power fantasy. Yes, Rimuru gets absurdly strong, but the show is less interested in flexing and more in the quiet, surprisingly moving work of building a home for outcasts. Goblins, ogres, and dire wolves who would be faceless enemies elsewhere become neighbors, and characters like the fierce dragon-child Milim Nava and the fearsome, devoted Shion give the growing nation its color and its stakes. The 8-bit animation keeps the monsters expressive and the fights readable, while the comedy, warmth, and slow-burn worldbuilding earn its strong reputation among fans, reflected in an AniList score around 80.

So is That Time I Got Reincarnated as a Slime worth watching? If you want an isekai that trades grimdark angst for optimism, competence, and genuine camaraderie, it absolutely is. Expect a comfortable, confident pace: early episodes are cozy and low-stakes as Rimuru learns the rules of this world, before the scope widens toward diplomacy, war, and the messy responsibility of leadership. The tone balances laugh-out-loud gags with sudden emotional gut-punches, and the fantasy politics reward viewers who enjoy watching a kingdom take shape from the ground up.

This first season is ideal for newcomers curious about isekai and veterans tired of joyless power fantasies alike. Blending Action, Adventure, Comedy, and Fantasy, it works whether you want easy weekend comfort viewing or a genuinely engrossing rise-to-power saga. Wholesome without being toothless and epic without losing its sense of humor, it remains one of the easiest entry points into the genre and a rewarding binge from its very first slippery, slimy moment.

Where to watch legally

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Popular Characters

The main leads of the series.

Fan Favourites

Beloved side characters and major villains — the cast audiences love.

Supporting Characters

The wider cast — side, minor and recurring characters.

Shizu

Shizu

Souei

Souei

Ranga

Ranga

Gobta

Gobta

Daikenja

Daikenja

Ramiris

Ramiris

Hakurou

Hakurou

Treyni

Treyni

Gabiru

Gabiru

Chloe Aubert

Chloe Aubert

Rigurd

Rigurd

Souka

Souka

Geld

Geld

Ellen

Ellen

Alice Rondo

Alice Rondo

Kaijin

Kaijin

Rigur

Rigur

Karion

Karion

Youm Farmenas

Youm Farmenas

Laplace

Laplace

Yuuki Kagurazaka

Yuuki Kagurazaka

Gazel Dwargo

Gazel Dwargo

Ryouta Sekiguchi

Ryouta Sekiguchi

Myrd

Myrd

Tear

Tear

Kenya Misaki

Kenya Misaki

Kurobee

Kurobee

Clayman

Clayman

Vesta

Vesta

Garde-Myourmiles

Garde-Myourmiles

Gido

Gido

Fuze

Fuze

Gale Gibson

Gale Gibson

Phobio

Phobio

Garm

Garm

Dord

Dord

Kaval

Kaval

Trya

Trya

Abil

Abil

Yashichi

Yashichi

Tamura

Tamura

Kakushin

Kakushin

Sukerou

Sukerou

Footman

Footman

Kaidou

Kaidou

Gelmud

Gelmud

Velyard

Velyard

Orthos

Orthos

Guides & articles

That Time I Got Reincarnated as a Slime: frequently asked questions

How many episodes of That Time I Got Reincarnated as a Slime are there?
That Time I Got Reincarnated as a Slime has 24 episodes.
Who are the main characters in That Time I Got Reincarnated as a Slime?
The main characters of That Time I Got Reincarnated as a Slime include Rimuru Tempest.
What studio animates That Time I Got Reincarnated as a Slime?
That Time I Got Reincarnated as a Slime is animated by 8-bit, and first aired in 2018.
Is That Time I Got Reincarnated as a Slime worth watching?
That Time I Got Reincarnated as a Slime holds an average score of 80/100 on AniList, making it one of the most highly rated anime among fans and critics — especially if you like action, adventure, comedy anime.

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