Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  sinnaj | Normal | 4.34 minutes |
| (Co-op) l4d_airport02_offices | sinnaj | Normal | 13.98 minutes |
| (Co-op) l4d_airport03_garage | sinnaj | Normal | 11.66 minutes |
| (Co-op) l4d_airport04_terminal | sinnaj | Normal | 11.56 minutes |
| (Co-op) l4d_airport05_runway | sinnaj | Normal | 7.59 minutes |
