I personally can't wait to see Monica again in Captain Marvel. I don't get a lack of empathy, morality and ethics from her. That woman literally pushed Wanda's grief. She knew if Wanda was the problem, Wanda was their solution. I think Monica could make a great team leader but we do need more of her first.
And Right now Sam feels small screen Captain America. In some ways I think his story could and should have been on the big screen but dealing with what a superhero that represents what America today means has a smaller impact than dealing with that related to WWll. It's meant more for a