Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  _The_Zodiac_ | Normal | 13.29 minutes |
| (Co-op) l4d_airport03_garage | _The_Zodiac_ | Normal | 9.62 minutes |
| (Co-op) l4d_airport04_terminal | _The_Zodiac_ | Normal | 5.90 minutes |
| (Co-op) l4d_airport05_runway | _The_Zodiac_ | Normal | 8.34 minutes |
