Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | NEO | Normal | 5.88 minutes |
| (Co-op) l4d_airport05_runway | NEO | Normal | 7.71 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | NEO | Advanced | 7.23 minutes |
| (Co-op) l4d_farm03_bridge | NEO | Advanced | 6.18 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport04_terminal | NEO | Normal | 5.88 minutes |
| (Co-op) l4d_airport05_runway | NEO | Normal | 7.71 minutes |
| (Co-op) l4d_farm02_traintunnel | NEO | Advanced | 7.23 minutes |
| (Co-op) l4d_farm03_bridge | NEO | Advanced | 6.18 minutes |