Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  xxxHİKOBABAxxxx | Advanced | 10.08 minutes |
| (Co-op) l4d_airport03_garage | xxxHİKOBABAxxxx | Advanced | 10.28 minutes |
| (Co-op) l4d_airport04_terminal | xxxHİKOBABAxxxx | Advanced | 5.54 minutes |
| (Co-op) l4d_airport05_runway | xxxHİKOBABAxxxx | Advanced | 7.93 minutes |
