Assassination Classroom

Name: Assassination Classroom
Genre: Animation, Action, Comedy, Sci-Fi
Released: 2013
Rating: 8.6
Cast: Jun Fukuyama, Mai Fuchigami, Aya Suzaki, Nobuhiko Okamoto, Satomi Sato

A powerful creature claims that within a year, Earth will be destroyed by him, but he offers mankind a chance by becoming a homeroom teacher where he teaches his students about how to kill him. An assassination classroom begins.