DCI (Duelists Convocation International)

Duelists Convocation International (DCI) is the official tournament organization for the trading card game Magic: The Gathering, created by Wizards of the Coast. It establishes rules, formats, and standards for competitive play, ensuring consistency across events worldwide. DCI also provides a rating system to track player performance, allowing them to compete and progress through various ranks. Through sanctioned tournaments and events, DCI fosters a global community of players, promoting fair competition and engagement within the Magic: The Gathering fan base.