Nia Moore

Champions and MVPs from the various versions of MTV's "The Challenge" are brought together to represent their countries and battle for the coveted title of “Challenge World Champion.”

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Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.

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