I feel like we won't see her again soon just because of how vitriolic her exit from Peter was, if anything whatever set her up with Peter will become...
Experience is definitely more important than age although comparative to Ultimate Peter I feel like 616 Peter progressed as a hero and crime-fighter...
Iron Woman... had she kept that suit, she'd have been the new Iron Spider - Iron Woman is actually an alternate name for Rescue. Iron Spider was the...
Same for all the X-Men, except for outliers like Talon of course. And except for Namorita for some reason, who was resurrected via time displacement...