Mandatory PikaRousey reference.
She's also involved in the Roadhouse Remake...
Weell, she's not that bad choice, But we'd need to see how well can she move on the suit and that she needs
Look at this fan film. A Metroid movie is doable, we just need the right cast, but most importantly the approval of the BIG N... Rousey has the physicality for such a role, but her acting chops are not that good. She's on Gal Gadot levels of acting, which is not that good.