Mizanin dropped out of college, where he was pursuing a degree in business, in order to appear on the of MTV's reality television program "The Real World" in 2001. He went on to appear in multiple seasons of its spin-off series, "Real World/Road Rules Challenge", along with contestants from both "Road Rules" and "The Real World", including ', ', ', ' and "". Except for "Battle of the Sexes 2", Mizanin made it to the end of all the "Challenges" on which he competed and won both "Battle of the Seasons" and "The Inferno 2".