And they will feature the Vita versions of COD, Assasins Creed 3 and the PS All Stars Battle Royaleaccording to Shop To, who also stated that Sony will be revealing two as yet unannounced titles at the event in Germany on the 15th to the 19th of August. They have said that the following Vita titles will be at the event:

Soul Sacrifice
Dust 514

The event will also feature an update on the LittleBigPlanet franchise, and of may be of interest since the Vita version will be out in September!

We look forward to bringing all of the Vita information from Gamescom as and when it happens.

Source – Shop To