Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | D_Skull | Advanced | 3.83 minutes |
| (Co-op) l4d_airport02_offices | D_Skull | Advanced | 11.76 minutes |
| (Co-op) l4d_airport02_offices | D_Skull | Normal | 7.45 minutes |
| (Co-op) l4d_airport03_garage | D_Skull | Normal | 8.91 minutes |
| (Co-op) l4d_airport04_terminal | D_Skull | Normal | 5.14 minutes |
| (Co-op) l4d_airport05_runway | D_Skull | Normal | 6.14 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | D_Skull | Advanced | 3.83 minutes |
| (Co-op) l4d_airport02_offices | D_Skull | Advanced | 11.76 minutes |
| (Co-op) l4d_airport02_offices | D_Skull | Normal | 7.45 minutes |
| (Co-op) l4d_airport03_garage | D_Skull | Normal | 8.91 minutes |
| (Co-op) l4d_airport04_terminal | D_Skull | Normal | 5.14 minutes |
| (Co-op) l4d_airport05_runway | D_Skull | Normal | 6.14 minutes |