SimilarScreen
I've Been Killing Slimes for 300 Years and Maxed Out My Level

I've Been Killing Slimes for 300 Years and Maxed Out My Level

20217.92 Seasons24 EpisodesEnded

Overview

After dying of overwork in the real world, I’m reincarnated as an immortal witch, and I spend 300 years enjoying a relaxing life. At some point, though, I end up at level 99! All those years spent killing slimes to make the money to pay the bills gave me a ton of experience points. Rumors of the level 99 witch spread, and soon I’m up to my ears in curious adventurers, duelist dragons, and even a monster girl calling me her mom! I’ve never been on an adventure, but I’m the strongest in the world… What’s going to happen to my relaxing life?!

Created by Naohiro Fukushima
Written by Naohiro Fukushima, Kisetsu Morita
NetworksAT-X

Top Cast

Aoi Yuuki

Aoi Yuuki

Azusa (voice)

Kaede Hondo

Kaede Hondo

Laika (voice)

Sayaka Senbongi

Sayaka Senbongi

Falfa (voice)

Minami Tanaka

Minami Tanaka

Shalsha (voice)

Sayaka Harada

Sayaka Harada

Halkara (voice)

Manami Numakura

Manami Numakura

Beelzebub (voice)

Riho Sugiyama

Riho Sugiyama

Rosary (voice)

Azumi Waki

Azumi Waki

Fratorte (voice)

Yukari Tamura

Yukari Tamura

Pecora (voice)

Themes & Keywords

witchmagicslimeimmortalityreincarnationslice of lifeanimeother worldsword and sorceryisekaibased on light novelgentle

About I've Been Killing Slimes for 300 Years and Maxed Out My Level

I've Been Killing Slimes for 300 Years and Maxed Out My Level is a animation, comedy, sci-fi & fantasy series that first aired in 2021 exploring themes of witch, magic, slime, immortality, reincarnation, slice of life. Created by Naohiro Fukushima, it stars Aoi Yuuki, Kaede Hondo, Sayaka Senbongi. After dying of overwork in the real world, I’m reincarnated as an immortal witch, and I spend 300 years enjoying a relaxing life. At some point, though, I end up at level 99! All those years spent killing slimes to make the money to pay the bills gave me a ton of experience points. Rumors of the level 99 witch spread, and soon I’m up to my ears in curious adventurers, duelist dragons, and even a monster girl calling me her mom! I’ve never been on an adventure, but I’m the strongest in the world… What’s going to happen to my relaxing life?!

Shows Similar to I've Been Killing Slimes for 300 Years and Maxed Out My Level

Discover shows like I've Been Killing Slimes for 300 Years and Maxed Out My Level — ranked by similarity and community votes

We found 15 shows similar to I've Been Killing Slimes for 300 Years and Maxed Out My Level

If you enjoyed I've Been Killing Slimes for 300 Years and Maxed Out My Level, you'll love these handpicked recommendations. Each title below shares similar themes, tone, and storytelling style. Our algorithm analyzes genres, keywords, creator filmography, and cast connections to find the closest matches. Whether you're looking for the same emotional depth, narrative structure, or visual style, these picks are curated to deliver the best viewing experience for fans of I've Been Killing Slimes for 300 Years and Maxed Out My Level.

The Slime Diaries
44% Match

Even in another world, lives aren’t always on the line. There’s plenty of work to be done, from feeding the community and forging the items the community needs; as well as plenty of play …and hijinks throughout! Join Rimuru and friends as they kick back and enjoy their daily lives.

Magic Maker: How to Make Magic in Another World
40% Match

On the night of his 30th birthday, one man’s dreams of wielding magic come true after he unexpectedly passes away. He wakes as Sion, a young child in another world. He and his elder sister, Marie, are the children of a lower-class noble family who govern their region. After receiving conflicting messages from their father, Sion and Marie set out on an adventure to uncover the magic.

The Water Magician
38% Match

Reincarnation had Ryo dreaming of peace, but instead he lands into a monster-infested wilderness. With water magic and eternal youth, he survives countless wicked concoctions for 20 years, becoming one of the most powerful magicians ever. Ryo’s fate shifts when he meets Abel, a genius knight, thrusting him into magical society’s spotlight. Thus, the Water Magician’s wild adventure begins!

That Time I Got Reincarnated as a Slime
38% Match

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, he begins his quest to create a world that’s welcoming to all races.

The Aristocrat's Otherworldly Adventure: Serving Gods Who Go Too Far
38% Match

After dying in the act of stopping a crime in modern Japan, our hero is reincarnated as Cain von Silford, third son of a noble family in a world of swords and sorcery. In his new life, all children receive a blessing from the gods...but Cain is unexpectedly blessed with an absolutely enormous, over-the-top cornucopia of magical powers. If his dream of traveling the world as a free spirit is to come true, he can't reveal too much of his potential to the wrong people. A light-hearted, escapist adventure in another world begins!

Didn't I Say to Make My Abilities Average in the Next Life?!
37% Match

Having stood out from others most of her life due to her exceptional character, Misato Kurihara has lived without neither the joy of having close friends nor the experience of having a regular life. However, after a sudden death, she was transported to a divine realm to be reincarnated—and granted one wish to top it off. Thinking about the ordinary life that she had always wanted, she wished to be born as a normal person, with abilities that are average for the world she will resurrect in. Reborn as Adele von Ascham—the daughter of a noble—she possesses magic powers completely exceeding what one would label average. Still desiring to carry out the life she wanted, she leaves her home and enrolls at a hunter school in a faraway kingdom using "Mile" as an alias. However, try as she might to hide her overpowering potential, attaining her goal will be difficult—especially when facing against the crazy situations that ensue!

Reincarnated as a Sword
36% Match

Reincarnated as a sentient weapon with memories of his past life, but not his name, a magical sword saves a young beastgirl from a life of slavery. Fran, the cat-eared girl, becomes his wielder, and wants only to grow stronger, while the sword wants to know why he is here. Together, the strange duo's journey has only just begun!

Wandering Witch: The Journey of Elaina
36% Match

Once upon a time, there was a witch named Elaina. Inspired by her favorite book, Elaina ventures out to see the world she's read so much about. Like a leaf on the wind, she travels from one country to another, looking to sate her inquisitiveness and searching for new experiences. Exploration and curiosity drive her journey. She's confronted by humanity in all its forms, whether strange, bizarre, or emotional and with each meeting, Elaina would become a small part of their story, and her own world would get a little bit bigger.

My Next Life as a Villainess: All Routes Lead to Doom!
36% Match

Wealthy heiress Catarina Claes is hit in the head with a rock and recovers the memories of her past life. It turns out the world she lives in is the world of the game Fortune Lover, an otome game she was obsessed with in her past life... but she's been cast as the villain character who tries to foil the protagonist's romances!

Farming Life in Another World
36% Match

After Hiraku dies of a serious illness, God brings him back to life, gives his health and youth back, and sends him to a fantasy world of his choice. In order to enjoy his second shot, God bestows upon him the almighty farming tool! Watch as Hiraku digs, chops, and ploughs in another world in this laidback farming fantasy!

By the Grace of the Gods
35% Match

Only 39 years into a life full of bad luck, Ryoma Takebayashi passes away in his sleep! Taking pity on him, three divine beings show compassion by reincarnating him as a young boy to a magical, new world. Now he spends his time researching and caring for slimes in the forest. But after healing an injured traveler, Ryoma decides to set out with his new friends on a journey to use his power to help others. A whole new world awaits him, where his skills as a magic user and slime tamer continue to elicit surprise and admiration.

Parallel World Pharmacy
35% Match

A young pharmacologist and researcher in Japan died from overworking, and was reincarnated in a Medieval Parallel Europe. He was reincarnated as a 10-year-old apprentice to a famous Royal Court pharmacist, had attained an inhuman skills of ability to see through disease, material creation, and material destruction. In a society in which dubious medical practice are rampant, price gouging thru the monopoly of the pharmacist guild, and good medicine aren't available to the commoners. He was recognized by the Emperor at that time and opened a Pharmacy at the corner of the town. He will wipe out the fraud that has swept the world, and deliver to the commoners a truly effective medicine that was developed using present day pharmacology. Thus the boy pharmacist will cheat by using his previous knowledge to create innovative medicines while helping the people of the parallel world, a story about living his new life to the fullest this time.

Re:ZERO -Starting Life in Another World-
34% Match

Natsuki Subaru, an ordinary high school student, is on his way home from the convenience store when he finds himself transported to another world. As he's lost and confused in a new world where he doesn't even know left from right, the only person to reach out to him was a beautiful girl with silver hair. Determined to repay her somehow for saving him from his own despair, Subaru agrees to help the girl find something she's looking for.

Ascendance of a Bookworm
34% Match

When a sickly young girl suddenly becomes obsessed with inventing new things, her family and friends are all puzzled. "What has gotten into Myne?" they wondered, never dreaming that the answer is not a "What" but a "Who": Urano Motosu, a book-loving apprentice librarian who died in an earthquake in Tokyo who somehow found herself in Myne's body! And since Myne's world is still in a medieval stage, where books can only be owned by the elite, the new Myne intends to do everything she can to bring her beloved books to the masses in the time she has left.

The Saint's Magic Power Is Omnipotent
34% Match

Sei, a 20-year-old office worker, is whisked away to a whole new world. Unfortunately for Sei, the ritual that summoned her—meant to produce a "Saint" who would banish the dark magic—brought two people over instead of one. And everyone prefers the second girl over Sei?! But this is just fine by Sei, who leaves the royal palace to set up shop making potions and cosmetics with her newfound magic. Business is booming, and this might not be such a bad life, after all...as long as her supposed Sainthood doesn't come back to haunt her.