Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | REVOLUTiON | Normal | 4.95 minutes |
| (Co-op) l4d_airport02_offices | REVOLUTiON | Normal | 12.04 minutes |
| (Co-op) l4d_airport03_garage | REVOLUTiON | Normal | 9.29 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|---|---|---|
| (Co-op) l4d_airport01_greenhouse | REVOLUTiON | Normal | 4.95 minutes |
| (Co-op) l4d_airport02_offices | REVOLUTiON | Normal | 12.04 minutes |
| (Co-op) l4d_airport03_garage | REVOLUTiON | Normal | 9.29 minutes |