Yu-Gi-Oh! Duel Monsters KC Grand Prix

Japanese Name: Vivian Wong

German/English Name: Vivian Wong

Age: 18

Japanese Voice: Rie Tanaka

Vivian is the China Duel Queen and a big fan of all famous duelists.

Japanese Name: Siegfried Von Schraider

German Name: Siegfried Von Schröder

English Name: Siegfried Von Schraider

Japanese Voice: Eisuke Tsuda

Siegfried is the son of the president of the Schraider company, which are the enemy of the Kaiba Corporation. Siegfried has thought that Kaiba has stolen his idea of the computer graphic of Duel Monsters and wanted to take revenge.

 Japanese Name: Leon Von Schraider

German Name: Leon Von Schröder

English Name: Leon Von Schraider

Japanese Voice: Seiko Noguchi

Leon is the little brother of Siegfried and he is great fan of the fairy stories of the brother Grimm. His parents put their attention only to Siegfried and never took care of him. So he was very lonely. Then he got Duel Monsters card which was based to the fairy stories. He hacked into the computers of Duel Monsters tourmanent and won many duels. His family should not notice it. So he changed his name as Leon Wilson.
However his brother noticed it and said that he could help him with his talent.