Yes That's Right Horizon Has Know Released The FIFA 12 VP MOD TOOL, To There Diamond Members Only.
Here Are Some Screenshots Of The Editor.
Horizon v2.2.1 includes a FIFA 12 Virtual Pro editor
http://i42.tinypic.com/11mbbbq.png
http://i44.tinypic.com/2ahdtnk.png
I Am Currently Using The Tool Know And It Works!!