A mysterious organization is interested in fledging duelist Shobu Kirifuda's ability to bring Duel Master creatures to life. With the support of his friends, Shobu duels with passion, discipline, and heart as he strives to be like his father and become the next Kaijudo master.

Source: ANN

Note: There exists another season of Duel Masters, Duel Masters Sacred Lands, which was NOT produced in Japan and will hence get ignored by AniDB. It was made by Hasbro for the US market.

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Side story: Gekijouban Duel Masters: Curse of the Death Phoenix
Sequel: Duel Masters Charge
Alternative setting: Shin Seiki Duel Masters Flash