Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Normal | 3.12 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Advanced | 9.33 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Advanced | 6.81 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Normal | 3.12 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Advanced | 9.33 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Advanced | 6.81 minutes |