Yu-Gi-Oh! is the story of a boy named Yugi, who receives an ancient Egyptian artifact called the “Millennium Puzzle.” When he unlocks the secret of the puzzle, Yugi unexpectedly receives a powerful alter ego that will help him defend the world.

Created by Kazuki Takahashi in 1996, Yu-Gi-Oh! is a phenomenon in Japan with more than $2 billion in sales. In Japan, more than seven million video games, 23 million comic books and three billion trading cards have been purchased.

- In September of 2001, the Yu-Gi-Oh! animated television show premiered at No. 1 in its Saturday morning time period - and has consistently maintained its lead with strong ratings among boys, leading Kids’ WB! to expand the show to six days a week beginning April 1, 2002.
- The Oct. 27, 2001 issue of TV Guide named Yu-Gi-Oh! one of this season’s top 10 best new kids’ shows.
- Yu-Gi-Oh! is airing internationally in the United Kingdom. Germany, France, Spain, Italy, Canada, Latin America, Brazil and Australia are to follow in 2002.
- The Yu-Gi-Oh! trading cards and video games shipped in March 2002. In April 2002, Mattel began shipping its toy line, including 2- and 6-inch Yu-Gi-Oh! figures, games and puzzles.
- April 2002 - Yu-Gi-Oh! is the # 3 program on television for the 9-17 age group. #1 is the Simpson's & #2 is Malcolm in the Middle.

Since then, Yu-Gi-Oh! has now expanded and has new episodes of Yu-Gi-Oh! GX and Yu-Gi-Oh! 5D's. It is now known as one of the best Trading Card Games in the world.