Dead Air
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse |  Superfly | Advanced | 8.80 minutes |
| (Co-op) l4d_airport02_offices | Superfly | Advanced | 15.89 minutes |
| (Co-op) l4d_airport03_garage | Superfly | Advanced | 13.80 minutes |
| (Co-op) l4d_airport04_terminal | Superfly | Advanced | 11.63 minutes |
| (Co-op) l4d_airport05_runway | Superfly | Advanced | 8.78 minutes |
