UFC 257 Preliminary Card UFC 257 Preliminary Card DateEventVenue 2021-01-23 10:00:06January 23, 2021 ARMAN TSARUKYAN vs MATT FREVOLAEtihad Arena2021-01-23 15:04:20January 23, 2021 Antonio Carlos Junior vs Brad Tavares Ufc 257Etihad Arena2021-01-23 21:01:20January 23, 2021 JULIANNA PENA vs SARA MCMANNEtihad Arena2021-01-24 18:28:46January 24, 2021 KHALIL ROUNTREE JR vs MARCIN PRACHNIOEtihad Arena