Rivals

12 episodes June 22, 2011

The Challenge: Rivals is the 21st season of the MTV reality game show, The Challenge. Rivals takes place in Costa Rica, Argentina, and Patagonia. The season used former cast members from The Real World and The Challenge. Rivals marked the first season of The Challenge to not include any cast members from cancelled series Road Rules. The season featured an incendiary format in which players were teamed with their arch enemies from past seasons of The Real World and The Challenge. The season premiered on June 22, 2011

Episodes

1 Welcome to the Jungle Jun 22, 2011 No ratings 2 Through The Looking Glass Jun 29, 2011 No ratings 3 Underdog Day Afternoon Jul 6, 2011 No ratings 4 D-DAY Jul 13, 2011 No ratings 5 Ill Communication Jul 20, 2011 No ratings 6 Blow Up Jul 27, 2011 No ratings 7 Blood on the Dance Floor Aug 3, 2011 No ratings 8 Cry for Me, Argentina Aug 10, 2011 No ratings 9 The Storm Before the Storm Aug 17, 2011 No ratings 10 At the End of the World Aug 24, 2011 No ratings 11 Reunion Aug 31, 2011 No ratings 12 The S#!@ They Should Have Shown Sep 7, 2011 No ratings