Combate was first to report the booking. A location and headliner for the event have yet to be announced.
After being sidelined for more than two years, Ponzinibbio returned to the Octagon at UFC on ABC 1, where he suffered a first-round knockout loss to Jingliang Li on Jan. 16. Prior to that defeat, the 34-year-old Argentina native authored a seven-bout winning streak in the Octagon that included victories over the likes of Neil Magny, Mike Perry and Gunnar Nelson.
Baez has the look of a rising star after beginning his professional tenure with 10 straight victories — including three in the UFC. The Dana White’s Contender Series alum has finished all three of his adversaries in the Octagon and is coming off a second-round submission of Takashi Sato in his last outing at UFC on ESPN 18.