Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | CAHEK | Advanced | 3.80 minutes |
| (Co-op) l4d_airport02_offices | CAHEK | Advanced | 9.97 minutes |
| (Co-op) l4d_airport03_garage | CAHEK | Advanced | 10.50 minutes |
| (Co-op) l4d_airport04_terminal | CAHEK | Advanced | 7.00 minutes |
| (Co-op) l4d_airport05_runway | CAHEK | Advanced | 8.40 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | CAHEK | Advanced | 3.80 minutes |
| (Co-op) l4d_airport02_offices | CAHEK | Advanced | 9.97 minutes |
| (Co-op) l4d_airport03_garage | CAHEK | Advanced | 10.50 minutes |
| (Co-op) l4d_airport04_terminal | CAHEK | Advanced | 7.00 minutes |
| (Co-op) l4d_airport05_runway | CAHEK | Advanced | 8.40 minutes |