Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  dawn.morgan52 | Normal | 20.61 minutes |
| (Co-op) l4d_airport03_garage | dawn.morgan52 | Normal | 18.06 minutes |
| (Co-op) l4d_airport04_terminal | dawn.morgan52 | Normal | 12.93 minutes |
| (Co-op) l4d_airport05_runway | dawn.morgan52 | Normal | 8.11 minutes |
