Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Advanced | 4.10 minutes |
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Advanced | 9.99 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Advanced | 11.39 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Advanced | 4.10 minutes |
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Advanced | 9.99 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Advanced | 11.39 minutes |