Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Machine | Expert | 2.65 minutes |
| (Co-op) l4d_airport04_terminal | Machine | Expert | 8.67 minutes |
| (Co-op) l4d_airport05_runway | Machine | Expert | 8.56 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Machine | Expert | 2.65 minutes |
| (Co-op) l4d_airport04_terminal | Machine | Expert | 8.67 minutes |
| (Co-op) l4d_airport05_runway | Machine | Expert | 8.56 minutes |