Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | blackhole | Advanced | 8.03 minutes |
| (Co-op) l4d_airport03_garage | blackhole | Advanced | 10.09 minutes |
| (Co-op) l4d_airport04_terminal | blackhole | Advanced | 6.85 minutes |
| (Co-op) l4d_airport05_runway | blackhole | Advanced | 7.00 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | blackhole | Advanced | 8.03 minutes |
| (Co-op) l4d_airport03_garage | blackhole | Advanced | 10.09 minutes |
| (Co-op) l4d_airport04_terminal | blackhole | Advanced | 6.85 minutes |
| (Co-op) l4d_airport05_runway | blackhole | Advanced | 7.00 minutes |