Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Expert | 8.97 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 11.51 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Normal | 5.84 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Advanced | 3.55 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Advanced | 7.67 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Advanced | 9.47 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Expert | 7.00 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Advanced | 5.61 minutes |
| (Co-op) l4d_farm05_cornfield | FrееТР.оrg | Expert | 10.92 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | FrееТР.оrg | Expert | 8.97 minutes |
| (Co-op) l4d_airport03_garage | FrееТР.оrg | Expert | 11.51 minutes |
| (Co-op) l4d_airport04_terminal | FrееТР.оrg | Normal | 5.84 minutes |
| (Co-op) l4d_farm01_hilltop | FrееТР.оrg | Advanced | 3.55 minutes |
| (Co-op) l4d_farm02_traintunnel | FrееТР.оrg | Advanced | 7.67 minutes |
| (Co-op) l4d_farm03_bridge | FrееТР.оrg | Advanced | 9.47 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Expert | 7.00 minutes |
| (Co-op) l4d_farm04_barn | FrееТР.оrg | Advanced | 5.61 minutes |
| (Co-op) l4d_farm05_cornfield | FrееТР.оrg | Expert | 10.92 minutes |
| (Co-op) l4d_river02_barge | FrееТР.оrg | Advanced | 15.31 minutes |
| (Co-op) l4d_river02_barge | FrееТР.оrg | Advanced | 15.31 minutes |