Anyone who read this manga will agree with me that: this is one of mangas which you must see.
Why?Descriptions:
Japan title: Gantz
English title: GantzStory & Art: Hiroya OkuStatus: IncompleteGenre: Adventure, Drama, Horror, Mystery, Psychological, Romance, Science Fiction, Shounen, SupernaturalAnime: * Gantz (TV)Plot: Somewhere in Tokyo, there is a room. In that room is a black sphere. Periodically, people who should otherwise have died are transferred to the room. There, the sphere gives them special suits and weapons, and sends them out on a mission to kill aliens here on Earth. While these missions take place, the rest of the world is largely oblivious to them. These missions are lethal - few participants survive them. The sphere calls the shots, and it's not the slightest bit nice. It's name... Gantz.So, what are you waiting for? Read it and enjoy :D