Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage | by Pioneer | Advanced | 12.09 minutes |
| (Co-op) l4d_airport04_terminal | by Pioneer | Advanced | 9.09 minutes |
Death Toll (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_smalltown05_houseboat | by Pioneer | Normal | 10.70 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport03_garage | by Pioneer | Advanced | 12.09 minutes |
| (Co-op) l4d_airport04_terminal | by Pioneer | Advanced | 9.09 minutes |
| (Co-op) l4d_smalltown05_houseboat | by Pioneer | Normal | 10.70 minutes |