Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Normal | 13.41 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Normal | 10.64 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 5.11 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Normal | 3.50 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Expert | 7.21 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Normal | 6.82 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Expert | 9.19 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Advanced | 4.13 minutes |
| (Co-op) l4d_farm05_cornfield | FrееТР.оrg | Advanced | 10.70 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Normal | 13.41 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Normal | 10.64 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 5.11 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Normal | 3.50 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Expert | 7.21 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Normal | 6.82 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Expert | 9.19 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Advanced | 4.13 minutes |
| (Co-op) l4d_farm05_cornfield | FrееТР.оrg | Advanced | 10.70 minutes |