just to be sure i understand the thing ?

x-men VS Street Fighter !?
Marvel VS Capcom ??

perhaps you may think that way...
what will happen to the helpers if you're playing 4 VS 4 ?
and what are helper for anyway there isnt helper in xmvssf is there ? i know tmy has so little time to do so many thing but isnt it a question we should think now and not tomorrow ?

sorry for the question but im a little confuse about that game name and thing !

In answer you questions in order.
1. It is X-men VS. Street Fighter, Marvel vs. Capcom is a different game (Megaman, Morgana different peeps)
2. Yes there are helpers in the arcade version. As well as tag team and combos.

Chun-Li rocks next person should be Shiva, Ken should never come out.