The Challenge: Rivals III is the 18th season of a reality game show.
 Unlike the other Rivals seasons, only the winning team from each week's challenge was allowed to decide which team would face the last-place team in the elimination round
 It was filmed in Huatulco, Mexico and Mendoza, Argentina during November and December 2015, with former cast members from MTV's The Real World, The Challenge, and Are You the One? competing

