Greg

YuYu Hakusho (??

Game loving Mutou Yugi was given an ancient relic by his grandfather called the Sennen (Thousand-Year) Puzzle. He completed the puzzle and was possessed by the spirit of an ancient Pharaoh.

In 2012, the world allegedly comes to an end at the hands of a "human-made" virus, ravaging the global populace and leaving only children under the age of thirteen untouched. It is at this time that vampires emerge from the recesses of the earth, likely followed by age-old horrors of the dark thought only to be myth.