Yusuke Urameshi.

About Yusuke Urameshi

Yusuke Urameshi is a fictional character and the main protagonist of the manga and anime series YuYu Hakusho, created by Yoshihiro Togashi. Yusuke is a junior high school delinquent who dies while saving a child from a car accident. After seeing the grief his friends suffer following his death, Yusuke's soul works for the Underworld's detective of paranormal events in the Human World, eventually reviving in the process. He begins his work in the Human World but ends up traveling to the Underworld and then eventually to the Demon World. In each case he undertakes, Yusuke meets several new enemies and allies. He forms multiple alliances across his journey while developing supernatural abilities due to harnessing their Reiki, one's own aura or life energy.