Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | California | Normal | 18.10 seconds |
| (Co-op) l4d_airport04_terminal | California | Normal | 5.98 minutes |
| (Co-op) l4d_airport05_runway | California | Normal | 7.63 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | California | Normal | 2.91 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport03_garage | California | Normal | 18.10 seconds |
| (Co-op) l4d_airport04_terminal | California | Normal | 5.98 minutes |
| (Co-op) l4d_airport05_runway | California | Normal | 7.63 minutes |
| (Co-op) l4d_farm01_hilltop | California | Normal | 2.91 minutes |