Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | misperception | Normal | 10.21 minutes |
| (Co-op) l4d_airport02_offices | misperception | Normal | 19.45 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | misperception | Normal | 10.21 minutes |
| (Co-op) l4d_airport02_offices | misperception | Normal | 19.45 minutes |