Koro-sensei - 殺せんせー
(Prince of the Fateful Eternal Wind, Octopus of Idiotic Perverted Chicken, Quiz Show, Octopus, The Creature of Mass Destruction, Guinea Pig, Unkillable Teacher, Demon King, Octorazzi)
About
__Height:__ ~300cm (~9'10") He is a teacher for class 3-E of Kunugigaoka Junior High School and the main antihero of Ansatsu Kyoushitsu. He claims responsibility for blowing up the moon into a permanent crescent shape and plans to destroy the Earth in a year after teaching the students of class 3-E the art of assassination. His name comes from korosenai (殺せない), meaning "cannot be killed", and sensei (先生), meaning teacher. In this way, he is literally called the unkillable teacher. ~!Later in the story he is revealed to have been original reaper named Ryushi Korogane.!~
