Korosensei (殺せんせー, Korosensei) acts as the homeroom teacher of Class 3-E of Kunugigaoka Junior High School, and the anti-heroic supporting protagonist of Assassination Classroom. He claimed to be responsible for creating the permanent crescent moon, and added that he planned to destroy the earth after teaching Class 3-E for a year. Prior to being a teacher, he was the assassin known as "The Reaper". Korosensei has the appearance of a yellow octopus. He is about three meters tall and possessed a
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