Ultimate Marvel vs. Capcom 3 is not just another port as the PlayStation Vita version will include unique touch screen controls for you to use in the game.
Andriasang have revealed all the moves you can execute while using the touch screen the PS Vita offers. Look at the description, it sounds like the game will only use the front touch screen of the PS Vita on not the rear one like.
Here’s the controls you can do using the touch screen:
-Move forward/backward by dragging forward/backward
-Dash forward/backward by flicking forward/backward
-Duck by dragging down
-Jump by flicking up
-Change characters by tapping and holding the icon of the new character
-Call on assist character by tapping the icon of the assist character
-Attack by tapping anywhere but the icons
-Execute your Hyper Combo by tapping the Hyper Combo Gauge
The PlayStation Vita version of Ultimate Marvel vs. Capcom 3 is scheduled for release as a launch title for the system on February 22nd.