Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | WaVe | Expert | 2.98 minutes |
| (Co-op) l4d_airport02_offices | WaVe | Expert | 10.60 minutes |
| (Co-op) l4d_airport03_garage | WaVe | Expert | 10.57 minutes |
| (Co-op) l4d_airport04_terminal | WaVe | Expert | 7.57 minutes |
| (Co-op) l4d_airport05_runway | WaVe | Expert | 10.16 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | WaVe | Expert | 2.98 minutes |
| (Co-op) l4d_airport02_offices | WaVe | Expert | 10.60 minutes |
| (Co-op) l4d_airport03_garage | WaVe | Expert | 10.57 minutes |
| (Co-op) l4d_airport04_terminal | WaVe | Expert | 7.57 minutes |
| (Co-op) l4d_airport05_runway | WaVe | Expert | 10.16 minutes |
| (Co-op) l4d_river01_docks | WaVe | Expert | 2.25 seconds |
| (Co-op) l4d_river01_docks | WaVe | Expert | 2.25 seconds |
| (Co-op) l4d_river02_barge | WaVe | Expert | 12.55 minutes |
| (Co-op) l4d_river02_barge | WaVe | Expert | 12.55 minutes |
| (Co-op) l4d_river03_port | WaVe | Expert | 8.55 minutes |
| (Co-op) l4d_river03_port | WaVe | Expert | 8.55 minutes |