Medal of Honor: Heroes

Medal of Honor's epic World War II action comes to PSP with an original and gripping storyline, which builds upon the historical accuracy and authenticity of the series. * Brand new storyline combines with features unique to PSP * Enjoy Wireless multiplayer sessions with up to 32 players or choose to play with up to 8 friends via Ad Hoc Mode * Unlock 20 classic characters for use in multiplayer games across 15 different maps

Source:

uk.playstation.com