does legit avenger accept the packs at sister site?

 

Not the official packs. You need a new keyfile for every expansion you add otherwise they won't be recognised.

3rd party packs might work.

 

@procrastinator2000
If ya have a look on this page
Vandalism - Shocking Future Pop For Avenger
there is a quick fix for users that want to use a legit avenger and V.Rs version
that way ya get the best of both worlds.