Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | | Advanced | 10.16 minutes |
| (Co-op) l4d_airport04_terminal | | Advanced | 7.57 minutes |
| (Co-op) l4d_airport05_runway | | Advanced | 5.97 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | | Advanced | 10.16 minutes |
| (Co-op) l4d_airport04_terminal | | Advanced | 7.57 minutes |
| (Co-op) l4d_airport05_runway | | Advanced | 5.97 minutes |