Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Expert | 2.14 minutes |
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Expert | 9.93 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Advanced | 8.54 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_smalltown01_caves | FrееТР.оrg | Normal | 5.37 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | FrееТР.оrg | Expert | 2.14 minutes |
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Expert | 9.93 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Advanced | 8.54 minutes |
| (Co-op) l4d_smalltown01_caves | FrееТР.оrg | Normal | 5.37 minutes |