Tags: Manga.
Defense Devil (ディフェンスデビル Difensu Debiru Romanized as DEFENSE DEVIL in Japan) is a Japanese manga written by Youn In-Wan and illustrated by Yang Kyung-il. It was serialized by Shogakukan in Shōnen Sunday from April 22 2009 to June 10 2011. The story is about a banished demon named Kucabara who decides to become a Defense Devil in order to gather up dark matter which he needs to regain his devil powers again.