Left 4 Dead 2 has a lot of new features and upgrades then left 4 dead for example there are new special infected. Also it is set up in a different part of the world and you play as 4 new survivors.
Also you can get some type of fire bullets that set anything you shoot on fire such as tanks and infected ect...
Still is a lot of new things coming out for the game because they haven't finished making it.
anyways check out these videos it will help you see the new features and differences between the two games.
http://www.gametrailers.com/video/E3-09-left-4-dead/50625
http://www.gametrailers.com/video/e3-09-left-4-dead/50622
nope it doesnt you have to buy that game on another counsel to get all the features they left out
Left 4 Dead 2!!
No
Yes there is split screen for left 4 dead 2.
left 4 dead 2 can be downloaded from Steam
yea so is left 4 dead 2
no, left 4 dead 3 would not have the same characters as in 1 or 2
Actually, Left for Dead and Left for Dead 2 are based on the remade Dawn of the Dead.
4 players can play in Left 4 Dead 2.
No, Left 4 Dead 3 is not coming out. There is only Left 4 Dead and Left 4 Dead 2. Both fun games.
It is a Key that will unlock the Left 4 Dead 2 in your steam library
Yes it does.