Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | [UZ]User | Advanced | 11.02 minutes |
| (Co-op) l4d_airport03_garage | [UZ]User | Advanced | 7.94 minutes |
| (Co-op) l4d_airport04_terminal | [UZ]User | Advanced | 6.86 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport02_offices | [UZ]User | Advanced | 11.02 minutes |
| (Co-op) l4d_airport03_garage | [UZ]User | Advanced | 7.94 minutes |
| (Co-op) l4d_airport04_terminal | [UZ]User | Advanced | 6.86 minutes |
| (Co-op) l4d_river01_docks | [UZ]User | Normal | 2.31 minutes |
| (Co-op) l4d_river01_docks | [UZ]User | Normal | 2.31 minutes |