Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | mosanyou | Advanced | 3.21 minutes |
| (Co-op) l4d_airport02_offices | mosanyou | Advanced | 8.36 minutes |
| (Co-op) l4d_airport03_garage | mosanyou | Advanced | 8.41 minutes |
| (Co-op) l4d_airport04_terminal | mosanyou | Advanced | 4.76 minutes |
| (Co-op) l4d_airport05_runway | mosanyou | Advanced | 6.04 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | mosanyou | Advanced | 3.21 minutes |
| (Co-op) l4d_airport02_offices | mosanyou | Advanced | 8.36 minutes |
| (Co-op) l4d_airport03_garage | mosanyou | Advanced | 8.41 minutes |
| (Co-op) l4d_airport04_terminal | mosanyou | Advanced | 4.76 minutes |
| (Co-op) l4d_airport05_runway | mosanyou | Advanced | 6.04 minutes |
| (Co-op) l4d_river03_port | mosanyou | Advanced | 8.11 minutes |
| (Co-op) l4d_river03_port | mosanyou | Advanced | 8.11 minutes |