Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | nikto | Expert | 15.01 minutes |
| (Co-op) l4d_airport03_garage | nikto | Expert | 12.73 minutes |
| (Co-op) l4d_airport04_terminal | nikto | Expert | 7.59 minutes |
| (Co-op) l4d_airport05_runway | nikto | Expert | 7.62 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | nikto | Expert | 4.07 minutes |
| (Co-op) l4d_farm02_traintunnel | nikto | Expert | 10.32 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | nikto | Expert | 15.01 minutes |
| (Co-op) l4d_airport03_garage | nikto | Expert | 12.73 minutes |
| (Co-op) l4d_airport04_terminal | nikto | Expert | 7.59 minutes |
| (Co-op) l4d_airport05_runway | nikto | Expert | 7.62 minutes |
| (Co-op) l4d_farm01_hilltop | nikto | Expert | 4.07 minutes |
| (Co-op) l4d_farm02_traintunnel | nikto | Expert | 10.32 minutes |