I am not sure if there is already a thread about this, if there is, sorry i couldnt find it, but my friend sent me this today.
http://www.planetxbox360.com/article_10306/Marvel_vs_Capcom_3_is_Coming_to_Xbox_360_from_Capcom
i hope its a lot more balanced than MvC2. I didnt enjoy online at all, everyone uses the same characters and use the same recycled moves, it was boring and annoying... for me anyway.