Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  I love crippling depression :) | Normal | 14.77 minutes |
| (Co-op) l4d_airport03_garage | I love crippling depression :) | Normal | 16.27 minutes |
| (Co-op) l4d_airport04_terminal | I love crippling depression :) | Normal | 9.45 minutes |
| (Co-op) l4d_airport05_runway | I love crippling depression :) | Normal | 13.15 minutes |
