While it is a port, the PlayStation Vita version of Ultimate Marvel vs. Capcom 3 has a few differences. One of them, according to Japanese retailer Game Star, is touch screen controls.
The site’s product description notes the PlayStation Vita version of Ultimate Marvel vs. Capcom 3 supports the touch screen and lets players tap it to attack.
In Japan, Ultimate Marvel vs. Capcom 3 will be a launch title slated for release on December 17, a month after it debuts for PlayStation 3 and Xbox 360.