Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Normal | 53.29 seconds |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 18.01 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 11.91 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Expert | 8.73 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 3.85 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Expert | 6.89 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Expert | 9.05 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Expert | 11.79 minutes |
| (Co-op) l4d_farm05_cornfield | FrееТР.оrg | Expert | 16.98 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Normal | 53.29 seconds |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 18.01 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 11.91 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Expert | 8.73 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 3.85 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Expert | 6.89 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Expert | 9.05 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Expert | 11.79 minutes |
| (Co-op) l4d_farm05_cornfield | FrееТР.оrg | Expert | 16.98 minutes |