In Left 4 Dead, it is never explained how the Survivors met up with each other, or how long they have been together (although judging by the timing given by the intro cutscene and The Sacrifice comic, it is less than 12 days by the start of the first campaign). You need to then go down through your achievements, check to see if any are missing and if so, follow the achievement guide to gather them up and reach 1000 . DLC: Crash Course. Step 1: Campaign From what im hearing the campaign lasts anywhere from 5-7hours with each chapter (20 in all) taking about 15-20min each and thanks to the ai director every playthrough is different. cdo1536 15 years ago #6. From what I'v heard from dev's and demo players, the game's main playtime is replays. Left 4 Dead - From Valve (the creators of Counter-Strike, Half-Life and more) comes Left 4 Dead, a co-op action horror game for the PC and Xbox 360 that casts up to four players in an epic struggle for survival against swarming zombie hordes and terrifying mutant monsters. Set in the immediate aftermath of the zombie apocalypse, L4D's survival co-op mode lets you blast a path through the Paladyne Sep 1, 2017 @ 4:08pm. And for the sake of completeness, the L4D2 campaigns in order: Dead Center > The Passing > Dark Carnival > Swamp Fever > Hard Rain > The Parish. Cold Stream isn't really connected to anything, since it started out as a custom map. #2. Id say the best bet is to do the gunshop in Dead Center. If you hold out inside the super market, the map turns into one long hallway. (Mall), is easiest I guess when lapping it's the map i noticed the most with players with a lot of 30mins. dead center laps is by far the easiest for me, gunshop is also pretty easy. "Dead Center" is the first campaign in Left 4 Dead 2. It takes place in Savannah, Georgia, a city that has just been hit by the Infection. The campaign starts on top of The Vannah Hotel which was once CEDA's central operations and evacuation base but which is now overrun and partially ablaze. The Survivors arrive on the hotel rooftop just too late to board the last evacuation helicopter. With It is equally unlikely to live merely a century after the beginning of our technological era if this phase is going to last millions of years into the future. In the more likely case that we are Part Four: Bill was released on October 5 at the same time as the DLC for Left 4 Dead and Left 4 Dead 2 The Sacrifice. The Sacrifice reveals the events from the end of Blood Harvest and shows part of the Left 4 Dead Survivors ' history just after the start of the Green Flu. The comic is considered to be canon by Valve including the death of aTX4GB8.