It’s no coincidence Savannah Marshall ended in the same MMA promotion as boxing rival Claressa Shields . In October 2022, Shields defeated Marshall in the ring. But in a cage, it remains to be seen who would remain supreme. If all goes according to plan, fight fans should expect the rematch to take place under the PFL banner. In fact, that’s the driving factor as to why Marshall is transitioning to MMA. “That’s the goal,” Marshall recently told MMA Junkie.