Overview: Invicta FC 23: Porto vs. Niedźwiedź was the third women's mixed martial event held by Invicta FC in 2017 and is scheduled to be headlined by a flyweight bout between Vanessa Porto and Agnieszka Niedźwiedź
Overview: Invicta FC 26: Maia vs. Niedwiedz was a mixed martial arts event headlined by Jennifer Maia defending her flyweight championship against top contender Agnieszka Niedzwiedz. Vanessa Porto was scheduled to fight Jessica-Rose Clark, but Clark accepted a fight with the UFC and was replaced by Milana Dudieva. On November 13, Invicta announced the signing of the undefeated Mackenzie Dern to debut against Kaline Medeiros. Janaisa Morandin was scheduled to fight Mizuki Inoue, but Mizuki pulled out of the fight on November 27 and was replaced by Kinberly Novaes
Overview: Invicta FC 18: Grasso vs. Esquibel was a mixed martial arts event headlined by a strawweight fight between undefeated Alexa Grasso and Jodie Esquibel. The winner of the main event is expected to receive the next strawweight title shot against champion Angela Hill. The original co-main event was to be Irene Aldana facing undefeated Brazilian fighter Taila Santos to determine who challenges Tonya Evinger next for the bantamweight championship, however VISA issues forced Santos off the card and the fight was removed. Lynn Alvarez was scheduled to fight undefeated Indian fighter Manjit Kolekar but VISA issues forced Kolekar off the card and she was replaced by Mizuki Inoue. Agnieszka Niedzwiedz was scheduled to fight Claudia Rey but Rey was also unable to make the event due to VISA issues and was replaced by Christine Stanley. Aldana, Rey, and Santos are now being scheduled for the next event.
