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

Why Watch
"A soothing rejection of the daily grind, proving that the ultimate power fantasy is simply having time for friends."
Tone: Whimsical, relaxing, and domestic.
Where to Watch
JustWatch Streaming details by: JustWatch
AI Critic Analysis
Series Deep Dive:

Originally airing on AT-X, I've Been Killing Slimes for 300 Years and Maxed Out My Level stands as a definitive pillar of the 'slow life' subgenre. Following the overworked Azusa Aizawa, the series subverts typical high-stakes fantasy tropes in favor of domestic stability and found family. Its legacy lies in its rejection of the grind culture that defines many modern isekai narratives. By focusing on the daily interactions of a diverse cast rather than epic warfare, the show captured a specific cultural moment prioritizing mental well-being and leisure. The vibrant animation and gentle humor solidified its status as a comforting staple, proving that power fantasies are often most effective when they allow characters the simple luxury of a peaceful, eternal retirement.

Analysis Refined:March 2026
Scheduled next refinement: 436 days
Season: 2
Watched? # Air Date Episode Name
E1 Apr 05, 2025 神様が来た
E2 Apr 12, 2025 アンデッドを捜索した
E3 Apr 19, 2025 ベルゼブブの家に行った
E4 Apr 26, 2025 マンドラゴラを探すことになった
E5 May 03, 2025 ユフフママの娘になった
E6 May 10, 2025 ライカが武術大会に出た
E7 May 17, 2025 松の精霊に会った
E8 May 24, 2025 海水浴に行った
E9 May 31, 2025 悪霊の陛下と会った
E10 Jun 07, 2025 魔王のお誕生会に行った
E11 Jun 14, 2025 伝統ある神様と戦った
E12 Jun 21, 2025 今年も喫茶店を開いた
Mark Season 2:
Watched / Unwatched
Mark Series:
Watched / Unwatched
The Industry Oracle - Prestige Tentpole

Oracle Status: Animation Production

Azusa Aizawa's journey into immortality continues as the production for the second season enters its most intensive animation phase. Following the initial announcement at the GA Fes, the creative team at Teddy has been meticulously crafting the upcoming arcs, ensuring the whimsical aesthetic remains intact. While the transition of studios from Revoroot has caused some scheduling shifts, the focus remains on delivering the high-quality, vibrant visuals that fans have come to expect from this cozy isekai staple.

The narrative momentum is currently centered on expanding the Highland family, introducing new mythical entities that challenge Azusa's peaceful existence. Technical reports indicate that the voice recording sessions are nearing completion, while the musical score is being finalized to match the show's signature relaxed atmosphere. As the industry stabilizes, this sequel is positioning itself for a major seasonal debut.

Oracle Prediction: Expect a premiere window in early Spring 2027.

Oracle Insights Refined:March 2026
Scheduled next refinement: 111 days

If you liked I've Been Killing Slimes for 300 Years and Maxed Out My Level:

Trailer
Technical Details
Network: AT-X
Seasons: 2
Years: 2021 - 2025
Genre: Animation, Anime, Comedy, Fantasy
Rating: TV-14
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Frequently Asked Questions

As of August 2026, a third season has not been officially confirmed by Studio Teddy or the production committee. While Season 2 concluded in June 2025 with a positive reception, the original light novel series is scheduled to end with its 30th volume in 2026, leaving the future of the anime adaptation uncertain.

The series is currently in a post-broadcast phase following the completion of Season 2 in mid-2025. No new animation projects for the main series are currently in active production, though the author, Kisetsu Morita, remains active with other literary works.

The four-year gap between the first two seasons was primarily due to a change in animation studios from Revoroot to Studio Teddy. Additionally, the production schedule was managed to allow for more source material to be published, ensuring a consistent adaptation of the light novels.

There are several established light novel spin-offs, including I Was a Bottom-Tier Bureaucrat for 1,500 Years and The Red Dragon Academy for Girls. While these titles exist in print, no anime adaptations for these spin-offs have been announced as of late 2026.

The light novel series is reaching its conclusion, with the final 30th volume set for release in late 2026. This marks the end of Azusa's long-running story after a decade of serialization that began in 2016.

Both seasons of the anime are currently available for streaming on Crunchyroll in various territories. The platform hosts both the original Japanese version with subtitles and the English dubbed version.
FAQ Refined:March 2026
Scheduled next refinement: 107 days