It's either Left 4 Dead or Gears of War 2, from what I've played.
...Fallout 3 isn't a shooter....it's the best game on that list though.
PS: I voted for Gears 2.
I don't need your console war.
It feeds the rich while it buries the poor.
You're power hungry, spinnin' stories, and bein' graphics whores.
I don't need your console war.
NO NO, NO NO NO.