Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Dementor | Expert | 3.33 seconds |
| (Co-op) l4d_airport02_offices | Dementor | Expert | 12.85 minutes |
| (Co-op) l4d_airport03_garage | Dementor | Expert | 10.35 minutes |
| (Co-op) l4d_airport04_terminal | Dementor | Expert | 7.74 minutes |
| (Co-op) l4d_airport05_runway | Dementor | Expert | 9.93 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Dementor | Expert | 3.33 seconds |
| (Co-op) l4d_airport02_offices | Dementor | Expert | 12.85 minutes |
| (Co-op) l4d_airport03_garage | Dementor | Expert | 10.35 minutes |
| (Co-op) l4d_airport04_terminal | Dementor | Expert | 7.74 minutes |
| (Co-op) l4d_airport05_runway | Dementor | Expert | 9.93 minutes |
| (Co-op) l4d_river01_docks | Dementor | Expert | 9.81 minutes |
| (Co-op) l4d_river01_docks | Dementor | Expert | 9.81 minutes |
| (Co-op) l4d_river02_barge | Dementor | Expert | 15.45 minutes |
| (Co-op) l4d_river02_barge | Dementor | Expert | 15.45 minutes |
| (Co-op) l4d_river03_port | Dementor | Expert | 11.81 minutes |
| (Co-op) l4d_river03_port | Dementor | Expert | 11.81 minutes |