Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | DARK11 | Advanced | 1.21 minutes |
| (Co-op) l4d_airport03_garage | DARK11 | Advanced | 13.31 minutes |
| (Co-op) l4d_airport04_terminal | DARK11 | Advanced | 7.21 minutes |
| (Co-op) l4d_airport05_runway | DARK11 | Advanced | 6.89 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | DARK11 | Advanced | 1.21 minutes |
| (Co-op) l4d_airport03_garage | DARK11 | Advanced | 13.31 minutes |
| (Co-op) l4d_airport04_terminal | DARK11 | Advanced | 7.21 minutes |
| (Co-op) l4d_airport05_runway | DARK11 | Advanced | 6.89 minutes |