Akashic Records of Bastard Magic Instructor ran for 12 episodes on AT-X in 2017, and it wastes almost none of them. The show sets a lazy, leering substitute teacher loose inside a 400-year-old academy, then spends the season proving he is the most dangerous person in the building. The premise sounds like a joke. The execution is not.
Trailer, via Crunchyroll Dubs.
Glenn Radars and the Alzano Imperial Magic Academy
The Alzano Imperial Magic Academy sits in the southern part of the Alzano Empire and ranks among the most prominent magic schools in the world. Sistine Fibel wants to learn the secret of the Sky Castle, a promise she made to her grandfather. Her favorite instructor retires, and Glenn Radars takes the job.
Glenn sleeps through class. He leers. He holds no certification and carries a low guild rating. Sistine hates him for it, and the show lets her be right about the surface before it shows what sits underneath.
The Fool’s World
Glenn is a former assassin from the Imperial Court Mage Corps, known as “The Fool,” and he is depressed. His partner Sara Silvers died, and the loss turned him from an eager student of magic into a man who cannot stand it. He built his own magic, “The Fool’s World,” which negates the activation of all magic in a radius, his own included. Spells already cast keep running. So he shuts down the enemy’s magic and beats them with his hands.
That mechanic is the smartest thing in the show. It makes Glenn a fighter who cannot win the way his students expect, and it makes him a teacher who understands every school of magic precisely because he refuses to use any of it. He clashes with professors who favor rote memorization. He is right to.
Sistine Fibel, Rumia Tingel and the Cast
Soma Saito voices Glenn. Akane Fujita voices Sistine, whose strict, no-nonsense manner softens into grudging respect once Glenn starts doing the job. Yume Miyamoto voices Rumia Tingel, Sistine’s best friend. Ari Ozawa plays Re=L Rayford, Hiroki Takahashi plays Albert Frazer, and Eri Kitamura plays Celica Arfonia.
An attack on the school by the previous instructor forces Glenn to show what he is. Sistine misjudged him, and the show is honest about that rather than letting her off.
The season deals with depression, friendship, family relationships, adoption, siblings and the quest for power. That is a lot of weight for 12 episodes, and the show carries most of it.
What the Season Gets Right
The light novel series by Tarō Hitsuji, illustrated by Kurone Mishima, was published by Fujimi Shobo under their Fujimi Fantasia Bunko imprint. Aosa Tsunemi drew the manga adaptation for Monthly Shōnen Ace. Liden Films handled the anime.
Here is the ranking of what actually works:
- The Fool’s World — a power that cancels magic activation in a radius, his own included.
- Glenn’s arc out of depression, driven by his students rather than a speech.
- Sistine’s reassessment of him, which the show earns.
- The magic-school politics, which stay thin next to the rest.
The weakest part is the comedy. Glenn’s leering is a running gag the show never needs, and it undercuts a character whose real problem is grief. The friendships and family bonds the season builds around Sistine and Rumia do more work than any of it.
What matters is that Akashic Records of Bastard Magic Instructor treats a broken man’s recovery as the point, not the setup. The season closes with a promise of more to come, and it has earned that.
Key Facts
– Score: 8.3/10
– Episodes: 12
– Run: April 4, 2017 – June 20, 2017
– Network: AT-X
– Source: light novel series by Tarō Hitsuji
– Manga: adaptation drawn by Aosa Tsunemi
Get the Notebook.
The day's best stories and every fresh verdict, in plain English, in your inbox by seven. One email a day, no more.

