Watch TV Series Big Brother Reindeer Games CBS Online Free . Big Brother Reindeer Games is an upcoming reality competition television series and spin-off of the American version of Big Brother. Santa invites nine iconic former “Big Brother” players to his magical world where the “Reindeer Games” take place. Over six action-packed holiday-themed episodes, Santa’s elves guide the players through challenging and unpredictable competitions. Each episode features three competitions culminating in “Santa’s Showdown,” that determines which player goes home at the end of that episode. Only four legends make it to the finale and one player with the festive fortitude walks away with the $100,000 grand prize and, of course, saves the holidays.