Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Advanced | 3.40 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 9.70 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 11.18 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | FrееТР.оrg | Advanced | 8.49 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Advanced | 3.40 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 9.70 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 11.18 minutes |
| (Co-op) l4d_smalltown01_caves | FrееТР.оrg | Advanced | 8.49 minutes |