The tropical island of Tobago is the setting for the latest showdown between Real World and Road Rules alumni. This time around, it's "Rookies" versus "Veterans," as ambitious Challenge newcomers face off against seasoned pros for a total of over $300,000 in cash and prizes. Host — and pro BMX dirt jumper — TJ Lavin leads the teams through ever-more-difficult challenges, including the dreaded Gauntlet, where teammate battles teammate to avoid elimination.