This is AvX Ms. Marvel.
Original download Mugen 1.0 only:
http://www.infinitymugenteam.com/Forum_345/index.php?topic=41509.0
Also get the Stage there, it works in WinMugen.
Now for Ms. Marvel herself.
Patch files for WinMugen:
http://www.mediafire.com/download/aj3sq6h4efp07pz/winmugenmsmarvel.zip
Enjoy~