Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | | Normal | 16.93 minutes |
| (Co-op) l4d_airport03_garage | | Normal | 7.07 minutes |
| (Co-op) l4d_airport04_terminal | | Normal | 6.31 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 7.74 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | | Normal | 3.52 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | | Normal | 16.93 minutes |
| (Co-op) l4d_airport03_garage | | Normal | 7.07 minutes |
| (Co-op) l4d_airport04_terminal | | Normal | 6.31 minutes |
| (Co-op) l4d_airport05_runway | | Normal | 7.74 minutes |
| (Co-op) l4d_farm01_hilltop | | Normal | 3.52 minutes |