The event takes place Sept. 17 at the Ernest N. Morial Convention Center. It will air on Spike TV.
Baczynski has not competed inside the Octagon since losing to Brad Tavares by unanimous decision at the TUF 11 Finale. He also lost to Tavares during the Ultimate Fighter 11 series when he unintentionally soccer kicked Tavares in the head during the quarterfinals. Baczynski defeated Tim McKenzie and Alex Garcia in fights outside of the promotion to earn his return trip.
Harvison last competed at the TUF 13 Finale, defeating fellow cast member Justin Edwards by split decision.