Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | QR | Normal | 8.26 minutes |
| (Co-op) l4d_airport03_garage | QR | Normal | 8.92 minutes |
| (Co-op) l4d_airport04_terminal | QR | Normal | 7.23 minutes |
| (Co-op) l4d_airport05_runway | QR | Normal | 6.80 minutes |
Blood Harvest (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_farm02_traintunnel | QR | Advanced | 8.32 minutes |
| (Co-op) l4d_farm03_bridge | QR | Advanced | 6.79 minutes |
| (Co-op) l4d_farm04_barn | QR | Advanced | 6.36 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | QR | Normal | 8.26 minutes |
| (Co-op) l4d_airport03_garage | QR | Normal | 8.92 minutes |
| (Co-op) l4d_airport04_terminal | QR | Normal | 7.23 minutes |
| (Co-op) l4d_airport05_runway | QR | Normal | 6.80 minutes |
| (Co-op) l4d_farm02_traintunnel | QR | Advanced | 8.32 minutes |
| (Co-op) l4d_farm03_bridge | QR | Advanced | 6.79 minutes |
| (Co-op) l4d_farm04_barn | QR | Advanced | 6.36 minutes |