Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 13.33 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 12.34 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Expert | 10.11 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 4.91 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Expert | 15.57 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Expert | 8.85 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Expert | 5.96 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 13.33 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Expert | 12.34 minutes |
| (Co-op) l4d_airport05_runway | FrееТР.оrg | Expert | 10.11 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Expert | 4.91 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Expert | 15.57 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Expert | 8.85 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Expert | 5.96 minutes |