Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  steliosafth | Normal | 10.23 minutes |
| (Co-op) l4d_airport03_garage | steliosafth | Normal | 7.75 minutes |
| (Co-op) l4d_airport04_terminal | steliosafth | Normal | 4.57 minutes |
| (Co-op) l4d_airport05_runway | steliosafth | Normal | 7.34 minutes |
