of 2007. They also showed off a number of titles that were set for release in  2008  and  2009 ; most notably  Killzone 2 ,  Infamous ,  Gran Turismo 5 Prologue ,  LittleBigPlanet  and  SOCOM: U.S. Navy SEALs Confrontation . [ 210 ]  A number of third-party exclusives were also shown,