War is underrated. MAKE A - Hold on, I'm going to go make that...
Anyway, an espionage game would - Hold on, I'm going to go make that...
Anyway, Left 4 Dead was essentially a celebration of Zombie culture, and as I believe IGN said, zombies are the new Nazis. Left 4 Dead is just plain fun, as the World War II games were fun back when it wasn't getting old. Unfortunately, I think Zombie games are going to become just as old and tired as the WWII games.