Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | NEO | Normal | 7.50 minutes |
| (Co-op) l4d_airport03_garage | NEO | Normal | 7.22 minutes |
| (Co-op) l4d_airport04_terminal | NEO | Advanced | 7.46 minutes |
| (Co-op) l4d_airport04_terminal | NEO | Normal | 4.98 minutes |
| (Co-op) l4d_airport05_runway | NEO | Advanced | 8.15 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm01_hilltop | NEO | Advanced | 5.39 minutes |
| (Co-op) l4d_farm02_traintunnel | NEO | Advanced | 7.59 minutes |
| (Co-op) l4d_farm03_bridge | NEO | Advanced | 7.17 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | NEO | Normal | 7.50 minutes |
| (Co-op) l4d_airport03_garage | NEO | Normal | 7.22 minutes |
| (Co-op) l4d_airport04_terminal | NEO | Advanced | 7.46 minutes |
| (Co-op) l4d_airport04_terminal | NEO | Normal | 4.98 minutes |
| (Co-op) l4d_airport05_runway | NEO | Advanced | 8.15 minutes |
| (Co-op) l4d_farm01_hilltop | NEO | Advanced | 5.39 minutes |
| (Co-op) l4d_farm02_traintunnel | NEO | Advanced | 7.59 minutes |
| (Co-op) l4d_farm03_bridge | NEO | Advanced | 7.17 minutes |