UFC 185 Pettis vs. Dos Anjos UFC Primetime : Season 23 Episode 4

The event is headlined by a UFC Lightweight Championship bout between then champion Anthony Pettis and top contender Rafael dos Anjos. The co-main event featured a UFC Women's Strawweight Championship bout between then champion Carla Esparza and top contender Joanna Jędrzejczyk. The event was the third that the UFC has hosted in Dallas, Texas.