At the Tokyo Games Show, Capcom announced the release dates for Marvel vs Capcom 3 video game on PS3 and X360. In their latest financial report the company places the release sometime between January and March 2011. They also names some new characters including Resident Evil's Albert Wesker and Spiderman will be playable in the game.
With 22 playable characters there's still time for them to add more before March 2011. Let them know who you would like to see included in the game.
They may add extra characters as bonus content for pre-release orders etc.