Gantz

Aired: 2004

A sci-fi action anime produced by GONZO, based on the manga by Hiroya Oku serialized in Shueisha's Weekly Young Jump. Kei Kurono and Masaru Kato, who should have died in an accident, are transported to a Tokyo apartment containing a mysterious black sphere called "Gantz." There, people who were supposed to be dead are gathered and forced to participate in brutal missions against alien beings. As the characters fight using special suits and weapons, their true natures are gradually revealed. The series explores the essence of humanity under extreme conditions where violence and death become routine, depicted through shocking visuals across 26 episodes.