check it out : www.artstation.com/artwork/QzN…
HD images, alternate battle mask and unmasked versions available on my patreon :
I really appreciate the fact that, while the face mask shows an evil grin, you can tell that below that, she isn't really smiling ot grinning.
Her eyebrows imply more to a sorrowful expression.
(Would really like a fask mask like that, specially nowadays that we must use them a lot).