Take a look at this. This guy somehow took the animations for Vergil's moves from DMC3 and ported them onto DMC4. If you want to use Vergil's classic moves in DMC4, now you can.
And wanna talk about that sick Nero Angelo mode?
Download link: http://www.mediafire.com/file/coqabdzhmiyzobo/Classic+Motion-V+3.1(Non+JPN+Ver).rar
For the japanese version: http://www.mediafire.com/file/abw77iie77e87ej/Classic+Motion-V+3.1(JPN+Ver).rar
And wanna talk about that sick Nero Angelo mode?
Download link: http://www.mediafire.com/file/coqabdzhmiyzobo/Classic+Motion-V+3.1(Non+JPN+Ver).rar
For the japanese version: http://www.mediafire.com/file/abw77iie77e87ej/Classic+Motion-V+3.1(JPN+Ver).rar