But that said, I would really love for her to be able to develop long-running CR with more of the other protags? She has gotten to know (and by that I mean effectively adopt as a sibling) Henry but never REALLY had a chance to interact much with a James, or at all with Travis, Alex, etc.
FMA is one of those canons that has basically unending quantities of unrealized potential when it comes to character interactions that never get to play out all the way (or at all) in canon