UFC on Fox 27: Jacaré vs. Brunson 2 was a mixed martial arts event produced by the Ultimate Fighting Championship held on January 27, 2018, at Spectrum Center in Charlotte, North Carolina, United States. A middleweight rematch between former Strikeforce Middleweight Champion Ronaldo Souza and Derek Brunson served as the event headliner. The pairing met previously in August 2012 under the Strikeforce banner with Souza winning the fight via knockout in the first round.
Ronaldo Souza
Derek Brunson
Andre Fili
Dennis Bermudez
Gregor Gillespie
Jordan Rinaldi
Drew Dober
Frank Camacho
King Green
Erik Koch
Mirsad Bektić
Godofredo Pepey
Katlyn Chookagian
Mara Romero Borella
Randa Markos
Juliana Lima
Ji Yeon Kim
Justine Kish
Vinc Pichel
Joaquim Silva
Niko Price
George Sullivan
Cory Sandhagen
Austin Arnett