Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | by Pioneer | Advanced | 3.23 minutes |
| (Co-op) l4d_airport02_offices | by Pioneer | Advanced | 8.09 minutes |
| (Co-op) l4d_airport03_garage | by Pioneer | Advanced | 6.87 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | by Pioneer | Normal | 37.66 seconds |
| (Co-op) l4d_farm02_traintunnel | by Pioneer | Normal | 7.62 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | by Pioneer | Advanced | 3.23 minutes |
| (Co-op) l4d_airport02_offices | by Pioneer | Advanced | 8.09 minutes |
| (Co-op) l4d_airport03_garage | by Pioneer | Advanced | 6.87 minutes |
| (Co-op) l4d_farm01_hilltop | by Pioneer | Normal | 37.66 seconds |
| (Co-op) l4d_farm02_traintunnel | by Pioneer | Normal | 7.62 minutes |