[6] Subsequently, Ige withdrew from this bout on the day of UFC 303 to serve as a replacement fighter at that event.

[7][8] Mariscal was eventually booked to face Damon Jackson at UFC Fight Night: Tybura vs. Spivac 2.

[9] A women's flyweight bout between Tracy Cortez and Miranda Maverick was scheduled to take place at this event.

[10] However, Cortez was pulled from the contest in order to serve as a replacement against former two-time UFC Women's Strawweight Champion Rose Namajunas a week earlier at UFC on ESPN: Namajunas vs. Cortez, after her original opponent Maycee Barber pulled out.

[12] A middleweight bout between Brad Tavares and Park Jun-yong was expected to take place at the event.