Sony Computer Entertainment America set February 22 as the release date for PlayStation Vita in North America, but you can get the system early if you pick up the First Edition package. The package includes a PS Vita with 3G and Wi-Fi, 4GB memory card, and Little Deviants for $349.99.
Ultimate Marvel vs. Capcom 3 is the other Vita game you can pick up with the First Edition bundle. Capcom announced they will release the portable fighting game in North America on February 15 too.
Ultimate Marvel vs. Capcom 3 for Vita has a replay mode feature, "Ultimate Controller" mode where you use the Vita as a control pad for the PS3 version, and touch screen controls.