Invicta FC 52: Machado vs. McCormack was a mixed martial arts event headlined by Valesca Machado defending her strawweight championship against Danni McCormack. Montserrat Rendon was scheduled to fight Alexa Conners, but Conners was forced to withdraw and was replaced by Maria Favela. Favela later withdrew from the fight and the bout was removed from the card. Ramona Pascual was scheduled to fight Amber Leibrock but Leibrock withdrew after signing with PFL and was replaced by Kaylee Vos. However, Pascual was then unable to compete and the bout was removed from the card.

Invicta FC 52: Machado vs. McCormack

Invicta FC 51: Tennant vs. Bernardo was a mixed martial arts event headlined by Taneisha Tennant defending her bantamweight championship against Talita Bernardo. The co-main event will see Kristina Williams and Ketlen Souza face off for the vacant flyweight championship. The night before the event, the fight between Tanya Nijjar and Sayury Canon was removed from the card after Nijar missed weight. Serena DeJesus came in at 137.3 pounds, 1.3 pounds over the limit and was fined 25% of her purse which went to Rubin.