Marshall’s determination to return to boxing and pursue a rematch with Claressa Shields, all the way up to the heavyweight division, showcases her competitive spirit and drive for success. Her ambition to challenge Shields for a heavyweight world title highlights her confidence and belief in her abilities as a boxer. With her experience in MMA adding new dimensions to her skills, Marshall is poised to come back stronger and more prepared for a potential showdown with Shields. The prospect of a rematch between these two talented fighters is sure to capture the attention of boxing fans worldwide.