Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | san | Normal | 6.36 minutes |
| (Co-op) l4d_airport02_offices | san | Normal | 13.81 minutes |
| (Co-op) l4d_airport03_garage | san | Normal | 10.07 minutes |
| (Co-op) l4d_airport04_terminal | san | Normal | 7.94 minutes |
| (Co-op) l4d_airport05_runway | san | Normal | 7.17 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | san | Normal | 6.36 minutes |
| (Co-op) l4d_airport02_offices | san | Normal | 13.81 minutes |
| (Co-op) l4d_airport03_garage | san | Normal | 10.07 minutes |
| (Co-op) l4d_airport04_terminal | san | Normal | 7.94 minutes |
| (Co-op) l4d_airport05_runway | san | Normal | 7.17 minutes |