Middleweights Andy Enz and Thiago Santos will square off at UFC 183 this January.
Set for January 31 from Las Vegas, the card features Anderson Silva making his return to the Octagon against Nick Diaz.
Enz (7-2) entered the UFC with a perfect 7-0 record, but has lost to Clint Hester and Marcelo Guimaraes. He was a cast member on The Ultimate Fighter 17.
Santos (9-3) is 1-2 in his Octagon career after appearing on the Brazilian version of TUF. He topped Ronny Markes for his lone UFC win.
Below is the current lineup:
Middleweight: Anderson Silva vs. Nick Diaz
Welterweight: Thiago Alves vs. Jordan Mein
Middleweight: Andy Enz vs. Thiago Santos