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?!

I’ve Been Killing Slimes for 300 Years and Maxed Out My Level (2021)

★ 7.8/10 April 10, 2021 2 seasons

AnimationComedySci-Fi & Fantasy

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?!

Where to watch

Crunchyroll Crunchyroll Amazon Channel Amazon Video Apple TV Store

Trailer

Cast

Aoi Yuki Azusa (voice) Kaede Hondo Laika (voice) Sayaka Senbongi Falfa (voice) Minami Tanaka Shalsha (voice) Sayaka Harada Halkara (voice) Manami Numakura Beelzebub (voice) Riho Sugiyama Rosary (voice) Azumi Waki Fratorte (voice) Yukari Tamura Pecora (voice)