Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | by Pioneer | Normal | 7.86 minutes |
| (Co-op) l4d_airport03_garage | by Pioneer | Normal | 8.95 minutes |
| (Co-op) l4d_airport04_terminal | by Pioneer | Normal | 6.51 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | by Pioneer | Advanced | 3.13 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | by Pioneer | Normal | 7.86 minutes |
| (Co-op) l4d_airport03_garage | by Pioneer | Normal | 8.95 minutes |
| (Co-op) l4d_airport04_terminal | by Pioneer | Normal | 6.51 minutes |
| (Co-op) l4d_farm01_hilltop | by Pioneer | Advanced | 3.13 minutes |