Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | nos-TEAM | Expert | 14.47 minutes |
| (Co-op) l4d_airport03_garage | nos-TEAM | Expert | 11.72 minutes |
| (Co-op) l4d_airport04_terminal | nos-TEAM | Expert | 7.74 minutes |
| (Co-op) l4d_airport05_runway | nos-TEAM | Expert | 8.65 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | nos-TEAM | Expert | 14.47 minutes |
| (Co-op) l4d_airport03_garage | nos-TEAM | Expert | 11.72 minutes |
| (Co-op) l4d_airport04_terminal | nos-TEAM | Expert | 7.74 minutes |
| (Co-op) l4d_airport05_runway | nos-TEAM | Expert | 8.65 minutes |