Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  .:RibJegres.: | Advanced | 12.30 minutes |
| (Co-op) l4d_airport03_garage | .:RibJegres.: | Advanced | 15.37 minutes |
| (Co-op) l4d_airport04_terminal | .:RibJegres.: | Advanced | 5.23 minutes |
| (Co-op) l4d_airport05_runway | .:RibJegres.: | Advanced | 5.16 minutes |
