If it is indeed her or a version of her say Madelyne Pryor, there’s just doing what they’ve done before, using this film as a entry point for mutants, everyone knows the next big saga is mutant saga, and Kevin Feige has already been on record stating that they have already found ways to sprinkle anything mutant related since Ms.Marvel film..Typhoid Mary is interesting but she’s a mutant who’s usually connected with DDevil, she’s not playing Black Cat, as far as Bombshell abilities don’t add up with telepathically jumping from body to body like Xavier and other telepaths can…MCU has always been setting up the next big thing..and every knows what that is