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