Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport02_offices |  MXM_N0VAT0 | Advanced | 8.60 minutes |
| (Co-op) l4d_airport03_garage | MXM_N0VAT0 | Advanced | 11.43 minutes |
| (Co-op) l4d_airport04_terminal | MXM_N0VAT0 | Advanced | 8.16 minutes |
| (Co-op) l4d_airport05_runway | MXM_N0VAT0 | Advanced | 8.08 minutes |
