Watch the Gamebred Boxing 4 live stream online on MMA Fighting for the preliminary card at 7 p.m. ET on Saturday. The fight card for this portion of the event is as follows:
Mandeep Jangra vs. Ryan Reber
Javier Zamarron vs. Roberto Armas
Cade Howell vs. Christopher Wingate
Danielle Cohen vs. Danielle Wynn
In the Gamebred Boxing 4 main event, former UFC lightweight champion Anthony Pettis takes on pugilistic legend Roy Jones Jr. in a boxing match.