She'd make a great Wonder Woman
I know she's Sif and would likely be busy with Thor sequels and Avengers appearances, but other actors/actresses have played more than one superhero role. And IMO, she would be a great choice for Wonder Woman.
http://moviebeauty.files.wordpress.com/2011/01/wonder-woman.jpg
http://media.theiapolis.com/d8/hBM/iB88/k9/lBUS/u1L2/w8C/jaimie-alexan der-01.jpg
How does it feel to be deconstructed?