Demoted to a Teacher, the Strongest Sage Raises an Unbeatable Class

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Demoted to a Teacher, the Strongest Sage Raises an Unbeatable Class is a Manga/Manhwa/Manhua in (English/Raw) language, Shounen series, english chapters have been translated and you can read them here. You are reading chapters on https://manhwabtt.cc fastest updating comic site. The Summary is Monsters have long threatened humanity’s existence. To fight against these beings, Keith, the youngest person to ever become a sage, joins a knight order and shows immense success on the battlefield. However, that doesn’t last long, as a quarrel with an incompetent higher-up gets him fired from the order. With nowhere to go, Keith is assigned as a teacher, and with his talent for bringing out the best in his students, his class is about to reach unbelievable heights...