BMI charts are not actually medically sound tools. ( Why BMI is inaccurate and misleading ) My doctor determined that in order for me to get to healthy BMI I would have to cut calories to below 1200, an unsafe low, because of my metabolic rate as well as hormone involvement. Different weights for different frames, different circumstances for different individuals. Being thin framed doesn't mean you can't be powerful, healthy and energetic as evidence by her service and workouts.
Also worth pointing out that the somatotypes (endomoroh, mesomorph and ectomorphs) are an eugenics relic that thrived on stereotyping body types and is pretty widely criticized today.
Somatotype and constitutional psychology - Wikipedia
Regardless, it's reasonable to expect a super hero to have a classically "heroic" build, and there are physical features that are inseparable from the image. Being unusually muscular is towards the top of the list, for both sexes.
Thin shaming isn't more acceptable than fat shaming, guys.
Nobodies "shaming" anybody. Saying that someone is something other than the physical ideal for a certain role (when they are) is a pretty reasonable observation: if they picked Johnny Depp to play the next Tarzan, pointing out that he's too small, too old, and not nearly buff enough isn't an insult, it's just stating an (pretty well justified) opinion.
She's not a size zero, she's not anorexic,
Should cut people a little slack for poetic license.
and by all accounts neither unhealthy nor weak. It doesn't help larger framed individuals in the movie industry or anywhere by criticizing people who by all accounts are healthy but thin.
This is a movie review, not a public service announcement. Not trying to help or hurt anybody, just pointing out what to me seems obvious.