"Shell Game" marks the first appearance of Silver Shell.
Although this episode premiered in the United States on November 7, 2003, it was actually produced in 2002 according to the credits, as with every other season 1 episode.
International air dates:
October 11, 2002 (South Korea)
December 22, 2002 (UK)
May 30, 2003 (Australia)
September 19, 2003 (Mexico)
April 2, 2004 (Canada)
October 11, 2002 (South Korea)
December 22, 2002 (UK)
May 30, 2003 (Australia)
September 19, 2003 (Mexico)
April 2, 2004 (Canada)