In May 2011 Platinum Stars announced a major clear-out of a number of players including Mbulelo Mabizela, who then became a free agent. After being linked with a number of clubs including Orlando Pirates and Golden Arrows, On 11 August 2011 Mabizela signed a two-year deal for Bidvest Wits on a free transfer and was given the squad number 3. In May 2012, Bidvest Wits held their end of season awards evening and Mabizela was named the club's Player of the Year at the function which was held at the Southern Sun in Monte Casino. It was reported that Mabizela had been an influential and outstanding figure at the club since joining at the beginning of that season.