Manga / Defense Devil
The most badass lawyer ever.

Defense Devil is a Japanese manga written by Youn In-Wan and illustrated by Yang Kyung-il. It is serialized by Shogakukan in Shōnen Sunday since April 22, 2009.note 

Kucabara was recently banished and stripped of his powers. In order to regain his powers, he needs dark matter which is found from human sinners. He decides to become a Defense Devil in order to get dark matter. A Defense Devil's duty is to prove the innocence of human sinner of his or her crime. Once that is done, a Defense Devil shall be allowed to take the sinner's dark matter. Kucabara then must prove the sinner's innocence before a Shinigami takes the sinner to hell. One day, Kucabara's friend Funi arrives and tells him the demon world is in disarray and Kucabara must return to save it.

It has since ended at 100 chapters.

This manga provides examples of: