Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 10.21 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Expert | 10.84 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 3.23 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Normal | 7.37 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 10.21 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Expert | 10.84 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 3.23 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Normal | 7.37 minutes |
| (Co-op) l4d_river01_docks | FrееТР.оrg | Expert | 13.33 minutes |
| (Co-op) l4d_river01_docks | FrееТР.оrg | Expert | 13.33 minutes |