Call of Duty: Black Ops: Declassified makes use of the Vita's dual-analog sticks, touch screen and rear touch pad. These include the ability to hold breath using the rear touch pad. The ability to throw grenades is similar to Resistance: Burning Skies in that the front touch screen is used. The ability to melee is achieved by swiping or touching anywhere on the touch screen. An all new mode called 'Hostiles' has been added, in which the player is pitted against 4 different waves of enemies. Nihilistic has confirmed that a Zombies mode would not be included with the game at launch ... https://www.youtube.com/watch?v=-3ThiqCDE2Q