Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | REVOLUTiON | Advanced | 10.91 minutes |
| (Co-op) l4d_airport03_garage | REVOLUTiON | Advanced | 10.76 minutes |
| (Co-op) l4d_airport04_terminal | REVOLUTiON | Advanced | 7.41 minutes |
| (Co-op) l4d_airport05_runway | REVOLUTiON | Advanced | 6.01 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | REVOLUTiON | Advanced | 10.91 minutes |
| (Co-op) l4d_airport03_garage | REVOLUTiON | Advanced | 10.76 minutes |
| (Co-op) l4d_airport04_terminal | REVOLUTiON | Advanced | 7.41 minutes |
| (Co-op) l4d_airport05_runway | REVOLUTiON | Advanced | 6.01 minutes |