Dead Air (L4D1)
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | sdes743429 | Advanced | 3.63 minutes |
| (Co-op) l4d_airport03_garage | sdes743429 | Expert | 10.83 minutes |
| (Co-op) l4d_airport04_terminal | sdes743429 | Expert | 11.99 minutes |
| (Co-op) l4d_airport05_runway | sdes743429 | Expert | 8.69 minutes |
Custom Maps
| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | sdes743429 | Advanced | 3.63 minutes |
| (Co-op) l4d_airport03_garage | sdes743429 | Expert | 10.83 minutes |
| (Co-op) l4d_airport04_terminal | sdes743429 | Expert | 11.99 minutes |
| (Co-op) l4d_airport05_runway | sdes743429 | Expert | 8.69 minutes |
| (Co-op) l4d_river02_barge | sdes743429 | Advanced | 13.83 minutes |
| (Co-op) l4d_river02_barge | sdes743429 | Advanced | 13.83 minutes |