There are 2 Left 4 Dead right now but i am not sure if the third comes out yet.
Chat with our AI personalities
As many as you want there to be
Left 4 Dead 2 is 2players when you are offline and 4 players when you are online it is very simple. HOPE YOU ENJOY IT!!!!!!!!!!
There are a few sites, check out the Left 4 Dead forums online.
4 players can play in Left 4 Dead 2.
There may be a Left 4 Dead 3. I think they started making it September 2011.