Left 4 Dead: Crash Course(2009)

Description

Crash Course is the first DLC campaign for Left 4 Dead. According to Valve it is meant to bridge the gap between No Mercy and Death Toll. Crash Course is the shortest of any Left 4 Dead campaign and contains only two chapters. Crash Course begins shortly after the events of No Mercy. The helicopter rescue pilot from the Rooftop Finale su...